REVIEW 3 major objections 4 minor 154 references
The BTSbot-nearby discovery of SN 2024jlf: rapid, autonomous follow-up probes interaction in an 18.5 Mpc Type IIP supernova
T0 review · 3 major / 4 minor · reviewed 2026-08-09 · deepseek-v4-flash
Pith's one-line read A normal Type IIP supernova at 18.5 Mpc shows its red supergiant progenitor shed mass at an elevated rate in its final years, with the flash features caught just 17 hours after first light by an autonomous follow-up system.
desk verdict A genuinely new autonomous follow-up demonstration wrapped around a well-observed early flash event, with a mass-loss inference that is real but softer than the abstract implies. read the letter →
The pith
A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.
The reading
What carries the argument
The central object is the flash ionization phase itself: narrow, short-lived emission lines of He II, C IV, and H$\alpha$ that form when the supernova shock photoionizes dense circumstellar gas, and recombination emits briefly before the expanding ejecta overwhelm it. The flash duration $\tau$ and the line set are the observable handle on the CSM density and extent. The argument is carried by matching these features, plus the early multi-band light curve, to grids from two independent radiative-hydrodynamics codes (CMFGEN and STELLA); the mass-loss rate and its duration follow from the best-matched models under an assumed steady, spherical wind velocity. The BTSbot-nearby pipeline is the enabling mechanism that catches the phase while it lasts.
What would settle it
A high-resolution spectrum of the flash lines taken during the 1.3--1.8 day window would measure the line width and profile; a width implying $v_w$ far from 10--50 km/s, or an asymmetric or multiple-component profile, would invalidate the assumed wind speed and with it the derived mass-loss rate and duration. Spectropolarimetry showing significant polarization during the flash phase would indicate non-spherical CSM, breaking the smooth spherical model on which the quoted $\dot{M}$ range depends.
Extended reading notes
Core claim
In the paper's own terms, SN 2024jlf is a normal Type IIP supernova at distance $18.45 \pm 3.66$ Mpc that nevertheless shows flash ionization features: weak, narrow emission in H$\alpha$, He II $\lambda4686$, and C IV that persist for $1.3 < \tau < 1.8$ days. The fast rise ($>4$ mag/day) and the short flash duration point to a dense, close-in circumstellar envelope. Comparing the spectral series and optical/UV light curves with the best-matched CMFGEN model (mdot1em3) and with the best-matched STELLA grid model gives mass-loss rates of $10^{-3}$ and $10^{-4}\,M_\odot\,\mathrm{yr}^{-1}$ respectively, and rules out rates above $10^{-2}$ and below $10^{-5}$ in those grids; the paper therefore quotes $10^{-4} < \dot{M} < 10^{-3}\,M_\odot\,\mathrm{yr}^{-1}$. Using the inferred IIn-feature duration and adopted wind velocities, the enhanced mass-loss phase lasted at least 1 year (CMFGEN, $v_w=50$ km/s) to about 5 years (STELLA, $v_w=10$ km/s). The discovery was enabled by BTSbot-nearby, which triggered spectroscopy 7 minutes after alert, i.e., 0.7 days after first light, with no human having viewed the candidate before the observation concluded.
Load-bearing premise
The inference assumes the flash lines come from recombination in a smooth, spherically symmetric stellar wind moving at one fixed speed (50 km/s for the CMFGEN interpretation, 10 km/s for STELLA); if the circumstellar matter is clumpy, disk-like, or moves at a very different speed, the quoted mass-loss rate and its one-to-five-year duration would shift outside the quoted range.
Editorial extensions
If this is right
- If the inference holds, a normal-appearing Type IIP can have a progenitor that shed mass at $10^{-4}$ to $10^{-3}\,M_\odot\,\mathrm{yr}^{-1}$ in its final one to five years, implying late-stage mass-loss enhancement is not restricted to strongly interacting supernovae.
- Automated target-of-opportunity follow-up with roughly 7-minute latency makes the first hours after first light routinely observable for nearby supernovae, where human scanning typically introduces about a day of delay.
- The short flash duration sets SN 2024jlf apart from the typical flashing SNe found by Bruch et al. (2023) (median $\tau$ about 5 days), suggesting a population of very short-lived, weaker flash events that automated programs are needed to catch.
- The two independent model grids disagree on the early optical/UV rise and the plateau brightness; if each is trusted for what it fits best, the CSM mass-loss rate is nevertheless constrained to one order of magnitude even though neither model reproduces all observations.
- Rapid public release of automated classifications and spectra would allow larger facilities to follow up the same transients, extending the method beyond low-resolution spectral data.
Reading between the lines
- The quoted mass-loss range rests on the adopted wind velocities (50 and 10 km/s) and on spherical, smooth CSM; if the true wind is slower, clumpier, or disk-like, the inferred rate could move outside $10^{-4}$ to $10^{-3}\,M_\odot\,\mathrm{yr}^{-1}$. The paper acknowledges this but does not measure the geometry, so this is the main systematic caveat.
- A direct test is to measure the flash-line profiles at high resolution during the 1.3--1.8 day window: line widths and any P Cygni absorption would give the wind velocity and break the degeneracy between mass-loss rate and wind speed.
- The same BTSbot-nearby selection, applied over a few seasons, should yield a sample of short-$\tau$ flashing supernovae; the distribution of $\tau$ among normal IIPs would test whether 1--2 day flashes are rare or just rarely caught.
- Because the STELLA best fit suggests a low ZAMS mass and modest $^{56}$Ni while the CMFGEN model reproduces the plateau brightness well, a joint fit to both grids could recover progenitor radius and explosion-energy degeneracies rather than treating each grid separately.
Editorial analysis
A structured set of objections, weighed in public.
Referee Report
Summary. The paper presents SN 2024jlf, a Type IIP supernova at 18.5 Mpc, discovered by the newly introduced BTSbot-nearby autonomous follow-up program. Spectroscopic observations began 0.7 days after first light and reveal weak flash ionization features (H-alpha, He II, C IV) lasting 1.3–1.8 days. The authors match the spectral series and light curve to grids from CMFGEN (Dessart et al. 2017; Dessart & Jacobson-Galan 2023) and STELLA (Moriya et al. 2023), inferring a mass-loss rate of 10^-4–10^-3 M_sun/yr and an enhanced mass-loss phase lasting 1–5 years before explosion. The paper also characterizes the BTSbot-nearby filter's purity and latency, demonstrating a 7-minute spectroscopic follow-up latency for this event.
Significance. The early-time dataset is valuable: sub-day spectroscopy, deep pre-first-light non-detections, and a well-sampled flash-feature decline provide a strong empirical constraint on the duration of the CSM interaction (1.3–1.8 d). If the mass-loss inference holds, SN 2024jlf adds to the growing sample of RSG progenitors with enhanced pre-explosion mass loss. The BTSbot-nearby latency demonstration is a practical contribution to autonomous transient follow-up. The paper is generally careful with data reduction and transparently discusses the limitations of its model matches, although the central mass-loss claim inherits assumptions that need sharper treatment.
major comments (3)
- [Sec. 6.2 / Abstract] The quoted mass-loss rate range (10^-4 < Mdot < 10^-3 M_sun/yr) is presented as a constraint on the progenitor, but it is explicitly conditional on the smooth, spherical, constant-velocity wind assumed in both model grids. The wind velocity is not measured: the only high-resolution spectrum (WiFeS, R=3000) was obtained at +1.8 d after the flash features had disappeared, and the earlier spectra have R~100–350. Because recombination line emissivity scales with density squared, a clumpy or porous CSM could produce similar flash features with a substantially lower mean mass-loss rate. The paper should quantify this systematic uncertainty (e.g., by comparing line luminosities or adopting a filling-factor parameter) or rephrase the result as a constraint on the CSM density/column rather than on Mdot.
- [Secs. 4–5] The range 10^-4–10^-3 M_sun/yr is the union of the two best-fit grid values (CMFGEN mdot1em3 at 10^-3; STELLA best model at 10^-4), not a continuous bound. The paper does not show that intermediate values are excluded; for the STELLA grid, only the single best chi^2 model is reported, despite the availability of ~228,000 models. The paper should present the distribution of Mdot among statistically acceptable models (e.g., within a Delta-chi^2 threshold) to demonstrate that intermediate mass-loss rates are either excluded or admitted. Without this, the central mass-loss constraint is not well supported as a range.
- [Sec. 6.2] The duration of enhanced mass-loss (t_Mdot = v_sh * t_IIn / v_w, giving 1–5 yr) depends on the indirectly inferred t_IIn = 0.96 ± 0.34 d, which is scaled from SN 2013fs using the JG24 procedure. The paper acknowledges this inference is imperfect, but the 'last year before explosion' claim in the abstract rests on it. The scaling has not been validated for SN 2024jlf, and the uncertainty in t_IIn is not propagated into the quoted 1–5 yr range (which is instead mostly set by the assumed v_w values of 50 and 10 km/s). The authors should present this duration as a model-dependent estimate with an explicit discussion of the t_IIn scaling uncertainty.
minor comments (4)
- [Sec. 3.4] The sentence describing the t_IIn scaling ('Following this procedure with our +1.3 day ALFOSC and the +1.9 day SN 2013fs spectrum') would benefit from stating that the ratio is based on spectral similarity at those epochs, not on a single spectral comparison, to avoid over-interpretation.
- [Figure 3] The caption says 'Left panel (and shaded region in right panel)' but it is not immediately clear which shaded region is meant; consider labeling the early-time inset more explicitly.
- [Sec. 6.3] Typo: 'Sourthern Astrophysical Research (SOAR)' should be 'Southern Astrophysical Research'.
- [Sec. 3.2] The notation 'EW_Na ID' is a bit awkward; consider writing 'EW(Na I D)' or 'the Na I D equivalent width' for clarity.
Circularity Check
No significant circularity: the mass-loss inference is an inverse-modeling match to independent published grids, with assumptions (wind velocity, tIIn scaling) explicitly flagged rather than assumed into the conclusion.
full rationale
The paper's central inference—that SN 2024jlf's flash features imply an enhanced pre-explosion mass-loss rate of 10^-4 < Mdot < 10^-3 M_sun/yr—is obtained by matching observed spectra and light curves to grids from two independent radiative-hydrodynamics codes (CMFGEN via Dessart et al. 2017 and Dessart & Jacobson-Galan 2023; STELLA via Moriya et al. 2023). Neither grid is fitted to SN 2024jlf; the observed flash-line identifications, their duration (1.3 < tau < 1.8 d), and the photometric rise are independent inputs. The adopted wind velocities (50 km/s for CMFGEN, 10 km/s for STELLA) are assumptions, but they are explicit modeling choices, not quantities derived from the target data, so no equation reduces the conclusion to its own input. The tIIn estimate is scaled from SN 2013fs using the JG24 procedure, and the paper openly calls it an 'indirect inference' that is 'imperfect'; this is an empirical analogy rather than a circular derivation. Self-citations are present (Dessart & Jacobson-Galan 2023; JG24), but the argument does not rest on them alone: the STELLA grid is independent, and the observed flash features and light curve are external constraints. The paper also acknowledges that neither model reproduces all observed properties and that the Mdot grid has coarse granularity. These are limitations on precision and model dependence, not evidence that the derivations assume their conclusions. Therefore no circular step is exhibited.
Assumptions & free parameters
free parameters (2)
- Wind velocity v_w =
50 km/s (CMFGEN), 10 km/s (STELLA)
- First-light epoch t_fl =
60457.62 +/- 0.054 MJD
assumptions (5)
- domain assumption Flash ionization lines arise from recombination of photoionized circumstellar material close to the progenitor star
- domain assumption The CSM can be modeled as a spherical, smooth, exponential wind with a constant mass-loss rate
- domain assumption The adopted distance modulus and host reddening are correct
- domain assumption The two published model grids adequately sample the relevant progenitor and CSM parameter space
- ad hoc to paper The t_IIn for SN 2024jlf can be estimated by scaling the evolution of SN 2013fs by the ratio of similar spectral epochs
Cite this review
Pith. "Pith review of The BTSbot-nearby discovery of SN 2024jlf: rapid, autonomous follow-up probes interaction in an 18.5 Mpc Type IIP supernova." pith.science (2026). https://pith.science/paper/FEMIRLFL
@misc{pith2026250118686,
author = {Pith},
title = {Pith review of: The BTSbot-nearby discovery of SN 2024jlf: rapid, autonomous follow-up probes interaction in an 18.5 Mpc Type IIP supernova},
year = {2026},
howpublished = {\url{https://pith.science/paper/FEMIRLFL}},
note = {Machine review of arXiv:2501.18686}
}
abstract
We present observations of the Type IIP supernova (SN) 2024jlf, including spectroscopy beginning just 0.7 days ($\sim$17 hours) after first light. Rapid follow-up was enabled by the new $\texttt{BTSbot-nearby}$ program, which involves autonomously triggering target-of-opportunity requests for new transients in Zwicky Transient Facility data that are coincident with nearby ($D<60$ Mpc) galaxies and identified by the $\texttt{BTSbot}$ machine learning model. Early photometry and non-detections shortly prior to first light show that SN 2024jlf initially brightened by $>$4 mag/day, quicker than $\sim$90% of Type II SNe. Early spectra reveal weak flash ionization features: narrow, short-lived ($1.3 < \tau ~\mathrm{[d]} < 1.8$) emission lines of H$\alpha$, He II, and C IV. Assuming a wind velocity of $v_w=50$ km s$^{-1}$, these properties indicate that the red supergiant progenitor exhibited enhanced mass-loss in the last year before explosion. We constrain the mass-loss rate to $10^{-4} < \dot{M}~\mathrm{[M_\odot~yr^{-1}]} < 10^{-3}$ by matching observations to model grids from two independent radiative hydrodynamics codes. $\texttt{BTSbot-nearby}$ automation minimizes spectroscopic follow-up latency, enabling the observation of ephemeral early-time phenomena exhibited by transients.
Figures
Figures from the paper (5 more)
Reference graph
Works this paper leans on
-
[1]
2015, TensorFlow: Large-Scale Machine Learning on Heterogeneous Systems
Abadi, M., Agarwal, A., Barham, P., et al. 2015, TensorFlow: Large-Scale Machine Learning on Heterogeneous Systems. https://www.tensorflow.org/
2015
-
[2]
D., Allende Prieto, C., Almeida, A., et al
Albareti, F. D., Allende Prieto, C., Almeida, A., et al. 2017, ApJS, 233, 25, doi: 10.3847/1538-4365/aa8992
-
[3]
E., Pearson, J., Hosseinzadeh, G., et al
Andrews, J. E., Pearson, J., Hosseinzadeh, G., et al. 2024, ApJ, 965, 85, doi: 10.3847/1538-4357/ad2a49
-
[4]
2021, Transient Name Server Classification Report, 2021-1233, 1 Astropy Collaboration, Robitaille, T
Jacobson-Galan, W. 2021, Transient Name Server Classification Report, 2021-1233, 1 Astropy Collaboration, Robitaille, T. P., Tollerud, E. J., et al. 2013, A&A, 558, A33, doi: 10.1051/0004-6361/201322068 Astropy Collaboration, Price-Whelan, A. M., Sip˝ ocz, B. M., et al. 2018, AJ, 156, 123, doi: 10.3847/1538-3881/aabc4f Astropy Collaboration, Price-Whelan,...
-
[5]
2017, extinction v0.3.0, Zenodo, doi: 10.5281/zenodo.804967
Barbary, K. 2017, extinction v0.3.0, Zenodo, doi: 10.5281/zenodo.804967
-
[6]
Barnsley, R. M., Smith, R. J., & Steele, I. A. 2012, Astronomische Nachrichten, 333, 101, doi: 10.1002/asna.201111634
-
[7]
R., Davies, B., Smith, N., et al
Beasor, E. R., Davies, B., Smith, N., et al. 2020, MNRAS, 492, 5994, doi: 10.1093/mnras/staa255
-
[8]
2015, HOTPANTS: High Order Transform of PSF ANd Template Subtraction, Astrophysics Source Code Library, record ascl:1504.004
Becker, A. 2015, HOTPANTS: High Order Transform of PSF ANd Template Subtraction, Astrophysics Source Code Library, record ascl:1504.004
2015
Show all 154 references
-
[9]
2011, Computing in Science Engineering, 13, 31, doi: 10.1109/MCSE.2010.118
Behnel, S., Bradshaw, R., Citro, C., et al. 2011, Computing in Science Engineering, 13, 31, doi: 10.1109/MCSE.2010.118
2011 doi
-
[10]
C., Kulkarni, S
Bellm, E. C., Kulkarni, S. R., Graham, M. J., et al. 2019a, PASP, 131, 018002, doi: 10.1088/1538-3873/aaecbe
-
[11]
C., Kulkarni, S
Bellm, E. C., Kulkarni, S. R., Barlow, T., et al. 2019b, PASP, 131, 068003, doi: 10.1088/1538-3873/ab0c2a
-
[12]
K., Margutti, R., et al
Berger, E., Keating, G. K., Margutti, R., et al. 2023, The Astrophysical Journal Letters, 951, L31, doi: 10.3847/2041-8213/ace0c4
2023 doi
-
[13]
2020, Experiment Tracking with Weights and Biases
Biewald, L. 2020, Experiment Tracking with Weights and Biases. https://www.wandb.com/
2020
-
[14]
D., Walters, R., et al
Blagorodnova, N., Neill, J. D., Walters, R., et al. 2018, PASP, 130, 035003, doi: 10.1088/1538-3873/aaa53f
2018 doi
-
[15]
2000, ApJ, 532, 1132, doi: 10.1086/308588
Iwamoto, K. 2000, ApJ, 532, 1132, doi: 10.1086/308588
2000 doi
-
[16]
I., Eastman, R., Bartunov, O
Blinnikov, S. I., Eastman, R., Bartunov, O. S., Popolitov, V. A., & Woosley, S. E. 1998, ApJ, 496, 454, doi: 10.1086/305375
1998 doi
-
[17]
I., R¨ opke, F
Blinnikov, S. I., R¨ opke, F. K., Sorokina, E. I., et al. 2006, A&A, 453, 229, doi: 10.1051/0004-6361:20054594
2006 doi
-
[18]
S., Richards, J
Bloom, J. S., Richards, J. W., Nugent, P. E., et al. 2012, PASP, 124, 1175, doi: 10.1086/668468
2012 doi
-
[19]
Boian, I., & Groh, J. H. 2019, A&A, 621, A109, doi: 10.1051/0004-6361/201833779 —. 2020, MNRAS, 496, 1325, doi: 10.1093/mnras/staa1540
2019 doi
-
[20]
2019, AJ, 158, 257, doi: 10.3847/1538-3881/ab5182
Boone, K. 2019, AJ, 158, 257, doi: 10.3847/1538-3881/ab5182
2019 doi
-
[21]
A., Pearson, J., Shrestha, M., et al
Bostroem, K. A., Pearson, J., Shrestha, M., et al. 2023, ApJL, 956, L5, doi: 10.3847/2041-8213/acf9a4
2023 doi
-
[22]
W., Poznanski, D., et al
Brink, H., Richards, J. W., Poznanski, D., et al. 2013, MNRAS, 435, 1047, doi: 10.1093/mnras/stt1306
2013 doi
-
[23]
M., Baliber, N., Bianco, F
Brown, T. M., Baliber, N., Bianco, F. B., et al. 2013, PASP, 125, 1031, doi: 10.1086/673168
2013 doi
-
[24]
J., Gal-Yam, A., Schulze, S., et al
Bruch, R. J., Gal-Yam, A., Schulze, S., et al. 2021, ApJ, 912, 46, doi: 10.3847/1538-4357/abef05
2021 doi
-
[25]
J., Gal-Yam, A., Yaron, O., et al
Bruch, R. J., Gal-Yam, A., Yaron, O., et al. 2023, ApJ, 952, 119, doi: 10.3847/1538-4357/acd8be
2023 doi
-
[26]
G., et al
Bullivant, C., Smith, N., Williams, G. G., et al. 2018, MNRAS, 476, 1497, doi: 10.1093/mnras/sty045
2018 doi
-
[27]
1989, AJ, 97, 1622, doi: 10.1086/115104
Capaccioli, M., Della Valle, M., D’Onofrio, M., & Rosino, L. 1989, AJ, 97, 1622, doi: 10.1086/115104
1989 doi
-
[28]
M., Camilleri, R., et al
Carr, A., Davis, T. M., Camilleri, R., et al. 2024, PASA, 41, e068, doi: 10.1017/pasa.2024.74
2024 doi
-
[29]
2021, AJ, 162, 231, doi: 10.3847/1538-3881/ac0ef1
Carrasco-Davis, R., Reyes, E., Valenzuela, C., et al. 2021, AJ, 162, 231, doi: 10.3847/1538-3881/ac0ef1
2021 doi
-
[30]
B., Fox, D
Cenko, S. B., Fox, D. B., Moon, D.-S., et al. 2006, PASP, 118, 1396, doi: 10.1086/508366
2006 doi
- [31]
-
[32]
J., Vogt, F
Childress, M. J., Vogt, F. P. A., Nielsen, J., & Sharp, R. G. 2014, Ap&SS, 349, 617, doi: 10.1007/s10509-013-1682-0
2014 doi
-
[33]
2015, Keras, https://keras.io
Chollet, F., et al. 2015, Keras, https://keras.io
2015
-
[34]
Chugai, N. N. 1991, Soviet Astronomy Letters, 17, 210
1991
-
[35]
N., & Utrobin, V
Chugai, N. N., & Utrobin, V. P. 2023, Astronomy Letters, 49, 639, doi: 10.1134/S1063773723350013
2023 doi
-
[36]
2025, Transient Name Server AstroNote, 55, 1
Cook, D., Mazzarella, J., Helou, G., et al. 2025, Transient Name Server AstroNote, 55, 1
2025
-
[37]
O., Mazzarella, J
Cook, D. O., Mazzarella, J. M., Helou, G., et al. 2023, ApJS, 268, 14, doi: 10.3847/1538-4365/acdd06
2023 doi
-
[38]
W., Bloom, J
Coughlin, M. W., Bloom, J. S., Nir, G., et al. 2023, ApJS, 267, 31, doi: 10.3847/1538-4365/acdee1 da Costa-Luis, C. 2019, The Journal of Open Source Software, 4, 1277, doi: 10.21105/joss.01277
2023 doi
-
[39]
W., Taggart, K., Tinyanont, S., et al
Davis, K. W., Taggart, K., Tinyanont, S., et al. 2023, MNRAS, 523, 2530, doi: 10.1093/mnras/stad1433
2023 doi
-
[40]
M., Tzanidakis, A., et al
De, K., Kasliwal, M. M., Tzanidakis, A., et al. 2020, ApJ, 905, 58, doi: 10.3847/1538-4357/abb45c SN 2024jlf & BTSbot-nearby 21 de Vaucouleurs, G., de Vaucouleurs, A., Corwin, Herold G., J., et al. 1991, Third Reference Catalogue of Bright Galaxies
2020 doi
-
[41]
M., Riddle, R., et al
Dekany, R., Smith, R. M., Riddle, R., et al. 2020, PASP, 132, 038001, doi: 10.1088/1538-3873/ab4ca2 D’Elia, V., Fiore, F., Perna, R., et al. 2009, ApJ, 694, 332, doi: 10.1088/0004-637X/694/1/332
2020 doi
-
[42]
J., & Audit, E
Dessart, L., Hillier, D. J., & Audit, E. 2017, A&A, 605, A83, doi: 10.1051/0004-6361/201730942
2017 doi
-
[43]
Dessart, L., & Jacobson-Gal´ an, W. V. 2023, Astronomy and Astrophysics, 677, A105, doi: 10.1051/0004-6361/202346754
2023 doi
-
[44]
2024, arXiv e-prints, arXiv:2412.14406, doi: 10.48550/arXiv.2412.14406
Dickinson, D., Milisavljevic, D., Garretson, B., et al. 2024, arXiv e-prints, arXiv:2412.14406, doi: 10.48550/arXiv.2412.14406
2024 doi
-
[45]
2007, Ap&SS, 310, 255, doi: 10.1007/s10509-007-9510-z
Dopita, M., Hart, J., McGregor, P., et al. 2007, Ap&SS, 310, 255, doi: 10.1007/s10509-007-9510-z
2007 doi
-
[46]
2010, Ap&SS, 327, 245, doi: 10.1007/s10509-010-0335-9
Dopita, M., Rhee, J., Farage, C., et al. 2010, Ap&SS, 327, 245, doi: 10.1007/s10509-010-0335-9
2010 doi
-
[47]
M., & Singer, L
Duev, D., Shin, K. M., & Singer, L. 2021, dmitryduev/penquins: a python client for dmitryduev/kowalski, v2.1.2, Zenodo, doi: 10.5281/zenodo.5651471
2021 doi
- [48]
-
[49]
A., Mahabal, A., Masci, F
Duev, D. A., Mahabal, A., Masci, F. J., et al. 2019, MNRAS, 489, 3582, doi: 10.1093/mnras/stz2357
2019 doi
-
[50]
2019, Publications of the Astronomical Society of the Pacific, 131, 075004, doi: 10.1088/1538-3873/ab1d78
Fabricant, D., Fata, R., Epps, H., et al. 2019, Publications of the Astronomical Society of the Pacific, 131, 075004, doi: 10.1088/1538-3873/ab1d78
2019 doi
-
[51]
G., Hora, J
Fazio, G. G., Hora, J. L., Allen, L. E., et al. 2004, The Astrophysical Journal Supplement Series, 154, 10, doi: 10.1086/422843
2004 doi
-
[52]
Fitzpatrick, E. L. 1999, PASP, 111, 63, doi: 10.1086/316293
1999 doi
-
[53]
2016, A&A, 593, A68, doi: 10.1051/0004-6361/201628275
Fremling, C., Sollerman, J., Taddia, F., et al. 2016, A&A, 593, A68, doi: 10.1051/0004-6361/201628275
2016 doi
-
[54]
A., Sharma, Y., et al
Fremling, C., Miller, A. A., Sharma, Y., et al. 2020, ApJ, 895, 32, doi: 10.3847/1538-4357/ab8943
2020 doi
-
[55]
J., Coughlin, M
Fremling, C., Hall, X. J., Coughlin, M. W., et al. 2021, ApJL, 917, L2, doi: 10.3847/2041-8213/ac116f
2021 doi
-
[56]
I., & Aleo, P
Gagliano, A., Contardo, G., Foreman-Mackey, D., Malz, A. I., & Aleo, P. D. 2023, ApJ, 954, 6, doi: 10.3847/1538-4357/ace326
2023 doi
-
[57]
O., et al
Gal-Yam, A., Arcavi, I., Ofek, E. O., et al. 2014, Nature, 509, 471, doi: 10.1038/nature13304
2014 doi
-
[58]
2020, ApJ, 889, 170, doi: 10.3847/1538-4357/ab6328
Gangopadhyay, A., Misra, K., Hiramatsu, D., et al. 2020, ApJ, 889, 170, doi: 10.3847/1538-4357/ab6328
2020 doi
-
[59]
2022, ApJ, 930, 127, doi: 10.3847/1538-4357/ac6187
Gangopadhyay, A., Misra, K., Hosseinzadeh, G., et al. 2022, ApJ, 930, 127, doi: 10.3847/1538-4357/ac6187
2022 doi
-
[60]
2004, ApJ, 611, 1005, doi: 10.1086/422091
Gehrels, N., Chincarini, G., Giommi, P., et al. 2004, ApJ, 611, 1005, doi: 10.1086/422091
2004 doi
-
[61]
M., Brasseur, C
Ginsburg, A., Sip˝ ocz, B. M., Brasseur, C. E., et al. 2019, AJ, 157, 98, doi: 10.3847/1538-3881/aafc33
2019 doi
-
[62]
E., et al
Ginsburg, A., Sipcz, B., Brasseur, C. E., et al. 2024, astropy/astroquery: v0.4.7, v0.4.7, Zenodo, doi: 10.5281/zenodo.10799414
2024 doi
-
[63]
A., Bildsten, L., & Paxton, B
Goldberg, J. A., Bildsten, L., & Paxton, B. 2019, ApJ, 879, 3, doi: 10.3847/1538-4357/ab22b6
2019 doi
-
[64]
K., et al
Gomez, S., Berger, E., Blanchard, P. K., et al. 2020, ApJ, 904, 74, doi: 10.3847/1538-4357/abbf49
2020 doi
-
[65]
A., Berger, E., et al
Gomez, S., Villar, V. A., Berger, E., et al. 2023, ApJ, 949, 113, doi: 10.3847/1538-4357/acc535
2023 doi
-
[66]
2024, scipy/scipy: SciPy 1.14.1, v1.14.1, Zenodo, doi: 10.5281/zenodo.13352243 Gonz´ alez, M., Audit, E., & Huynh, P
Gommers, R., Virtanen, P., Haberland, M., et al. 2024, scipy/scipy: SciPy 1.14.1, v1.14.1, Zenodo, doi: 10.5281/zenodo.13352243 Gonz´ alez, M., Audit, E., & Huynh, P. 2007, A&A, 464, 429, doi: 10.1051/0004-6361:20065486
2024 doi
-
[67]
J., Kulkarni, S
Graham, M. J., Kulkarni, S. R., Bellm, E. C., et al. 2019, PASP, 131, 078001, doi: 10.1088/1538-3873/ab006c
2019 doi
-
[68]
2018, The Journal of Open Source Software, 3, 695, doi: 10.21105/joss.00695
Green, G. 2018, The Journal of Open Source Software, 3, 695, doi: 10.21105/joss.00695
2018 doi
-
[69]
2024, gregreen/dustmaps: v1.0.13, v1.0.13, Zenodo, doi: 10.5281/zenodo.10517733
Green, G., Edenhofer, G., Krughoff, S., et al. 2024, gregreen/dustmaps: v1.0.13, v1.0.13, Zenodo, doi: 10.5281/zenodo.10517733
2024 doi
-
[70]
2003, ApJ, 582, 905, doi: 10.1086/344689
Hamuy, M. 2003, ApJ, 582, 905, doi: 10.1086/344689
2003 doi
-
[71]
R., Millman, K
Harris, C. R., Millman, K. J., van der Walt, S. J., et al. 2020, Nature, 585, 357362, doi: 10.1038/s41586-020-2649-2
2020 doi
-
[72]
J., & Dessart, L
Hillier, D. J., & Dessart, L. 2012, MNRAS, 424, 252, doi: 10.1111/j.1365-2966.2012.21192.x
2012
-
[73]
Hinds, K., Sollerman, J., Fremling, C., Perley, D., & Laz, T. D. 2024, Transient Name Server Discovery Report, 2024-1682, 1
2024
-
[74]
2020, Transient Name Server Classification Report, 2020-1922, 1
Hiramatsu, D., Arcavi, I., Zimmerman, E., et al. 2020, Transient Name Server Classification Report, 2020-1922, 1
2020
-
[75]
2023, ApJL, 955, L8, doi: 10.3847/2041-8213/acf299
Hiramatsu, D., Tsuna, D., Berger, E., et al. 2023, ApJL, 955, L8, doi: 10.3847/2041-8213/acf299
2023 doi
-
[76]
A., McCully, C., et al
Hosseinzadeh, G., Howell, D. A., McCully, C., et al. 2024, Transient Name Server Classification Report, 2024-1686, 1
2024
-
[77]
A., & Global Supernova Project
Howell, D. A., & Global Supernova Project. 2017, in American Astronomical Society Meeting Abstracts, Vol. 230, American Astronomical Society Meeting Abstracts #230, 318.03
2017
-
[78]
Hunter, J. D. 2007, Computing in Science & Engineering, 9, 90, doi: 10.1109/MCSE.2007.55
2007 doi
-
[79]
2024, ApJ, 970, 96, doi: 10.3847/1538-4357/ad3de8 22 Rehemtulla et al
Irani, I., Morag, J., Gal-Yam, A., et al. 2024, ApJ, 970, 96, doi: 10.3847/1538-4357/ad3de8 22 Rehemtulla et al
2024 doi
-
[80]
2020, Transient Name Server Classification Report, 2020-1621, 1 Jacobson-Gal´ an, W
Izzo, L., Angus, C., Hjorth, J., & Gall, C. 2020, Transient Name Server Classification Report, 2020-1621, 1 Jacobson-Gal´ an, W. V., Dessart, L., Jones, D. O., et al. 2022, ApJ, 924, 15, doi: 10.3847/1538-4357/ac3f3a Jacobson-Gal´ an, W. V., Dessart, L., Margutti, R., et al. 2...
2020 doi
-
[81]
O., Foley, R
Jones, D. O., Foley, R. J., Narayan, G., et al. 2021, ApJ, 908, 143, doi: 10.3847/1538-4357/abd7f5
2021 doi
-
[82]
E., et al
Kaiser, N., Aussel, H., Burke, B. E., et al. 2002, in SPIE Conference Series, Vol. 4836, Survey and Other Telescope Technologies and Discoveries, ed. J. A. Tyson & S. Wolff, 154–164, doi: 10.1117/12.457365
2002 doi
-
[83]
2016, ApJ, 818, 3, doi: 10.3847/0004-637X/818/1/3
Khazov, D., Yaron, O., Gal-Yam, A., et al. 2016, ApJ, 818, 3, doi: 10.3847/0004-637X/818/1/3
2016 doi
-
[84]
D., & Foley, R
Kilpatrick, C. D., & Foley, R. J. 2018, MNRAS, 481, 2536, doi: 10.1093/mnras/sty2435
2018 doi
-
[85]
L., Rigault, M., Neill, J
Kim, Y. L., Rigault, M., Neill, J. D., et al. 2022, PASP, 134, 024505, doi: 10.1088/1538-3873/ac50a0
2022 doi
-
[86]
2016, in IOS Press, 87–90, doi: 10.3233/978-1-61499-649-1-87
Kluyver, T., Ragan-Kelley, B., P´ erez, F., et al. 2016, in IOS Press, 87–90, doi: 10.3233/978-1-61499-649-1-87
2016 doi
-
[87]
2010, in SPIE Conference Series, Vol
Martin, C., Moore, A., Morrissey, P., et al. 2010, in SPIE Conference Series, Vol. 7735, Ground-based and Airborne Instrumentation for Astronomy III, ed. I. S. McLean, S. K. Ramsay, & H. Takami, 77350M, doi: 10.1117/12.858227
2010 doi
- [88]
-
[89]
V., Barth, A
Matheson, T., Filippenko, A. V., Barth, A. J., et al. 2000, The Astronomical Journal, 120, 1487, doi: 10.1086/301518
2000 doi
-
[90]
A., Yao, Y., Bulla, M., et al
Miller, A. A., Yao, Y., Bulla, M., et al. 2020, ApJ, 902, 47, doi: 10.3847/1538-4357/abb13b
2020 doi
-
[91]
C., Nordin, J., et al
Miranda, N., Freytag, J. C., Nordin, J., et al. 2022, A&A, 665, A99, doi: 10.1051/0004-6361/202243668
2022 doi
- [92]
-
[93]
Blinnikov, S. I. 2023, Publications of the Astronomical Society of Japan, 75, 634645, doi: 10.1093/pasj/psad024
2023 doi
-
[94]
C., et al
Morrissey, P., Matuszewski, M., Martin, D. C., et al. 2018, The Astrophysical Journal, 864, 93, doi: 10.3847/1538-4357/aad597
2018 doi
-
[95]
S., Biswas, R., & Hloˇ zek, R
Muthukrishna, D., Narayan, G., Mandel, K. S., Biswas, R., & Hloˇ zek, R. 2019, PASP, 131, 118002, doi: 10.1088/1538-3873/ab1609 Nasa High Energy Astrophysics Science Archive Research Center (Heasarc). 2014, HEAsoft: Unified Release of FTOOLS and XANADU, Astrophysics Source Cod...
2019 doi
-
[96]
S., Ruiz, M
Niemela, V. S., Ruiz, M. T., & Phillips, M. M. 1985, ApJ, 289, 52, doi: 10.1086/162863
1985 doi
-
[97]
2019, A&A, 631, A147, doi: 10.1051/0004-6361/201935634
Nordin, J., Brinnel, V., van Santen, J., et al. 2019, A&A, 631, A147, doi: 10.1051/0004-6361/201935634
2019 doi
-
[98]
B., Cohen, J
Oke, J. B., Cohen, J. G., Carr, M., et al. 1995, Publications of the Astronomical Society of the Pacific, 107, 375, doi: 10.1086/133562 pandas development team, T. 2024, pandas-dev/pandas: Pandas, v2.2.3, Zenodo, doi: 10.5281/zenodo.13819579
1995 doi
-
[99]
2006, MNRAS, 370, 1752, doi: 10.1111/j.1365-2966.2006.10587.x
Pastorello, A., Sauer, D., Taubenberger, S., et al. 2006, MNRAS, 370, 1752, doi: 10.1111/j.1365-2966.2006.10587.x
2006
-
[100]
J., et al
Pearson, J., Hosseinzadeh, G., Sand, D. J., et al. 2023, ApJ, 945, 107, doi: 10.3847/1538-4357/acb8a9
2023 doi
-
[101]
Pejcha, O., & Prieto, J. L. 2015, ApJ, 806, 225, doi: 10.1088/0004-637X/806/2/225
2015 doi
-
[102]
Perez, F., & Granger, B. E. 2007, Computing in Science and Engineering, 9, 21, doi: 10.1109/MCSE.2007.53
2007 doi
-
[103]
A., Fremling, C., Sollerman, J., et al
Perley, D. A., Fremling, C., Sollerman, J., et al. 2020, ApJ, 904, 35, doi: 10.3847/1538-4357/abbd98
2020 doi
-
[104]
A., Sollerman, J., Schulze, S., et al
Perley, D. A., Sollerman, J., Schulze, S., et al. 2022, ApJ, 927, 180, doi: 10.3847/1538-4357/ac478e
2022 doi
-
[105]
M., Simon, J
Phillips, M. M., Simon, J. D., Morrell, N., et al. 2013, ApJ, 779, 38, doi: 10.1088/0004-637X/779/1/38
2013 doi
-
[106]
S., Steele, I
Piascik, A. S., Steele, I. A., Bates, S. D., et al. 2014, in SPIE Conference Series, Vol. 9147, Ground-based and Airborne Instrumentation for Astronomy V, ed. S. K
2014
-
[107]
Ramsay, I. S. McLean, & H. Takami, 91478H, doi: 10.1117/12.2055117
-
[108]
Filippenko, A. V. 2011, MNRAS, 415, L81, doi: 10.1111/j.1745-3933.2011.01084.x
2011
-
[109]
X., Hennawi, J
Prochaska, J. X., Hennawi, J. F., Westfall, K. B., et al. 2020, Journal of Open Source Software, 5, 2308, doi: 10.21105/joss.02308
2020 doi
-
[110]
Rehemtulla, N., Fremling, C., Perley, D., & Laz, T. D. 2025, Transient Name Server Discovery Report, 2025-50, 1
2025
-
[111]
2023, Transient Name Server AstroNote, 265, 1 SN 2024jlf & BTSbot-nearby 23
Rehemtulla, N., Miller, A., Fremling, C., et al. 2023, Transient Name Server AstroNote, 265, 1 SN 2024jlf & BTSbot-nearby 23
2023
-
[112]
A., Jegou Du Laz, T., et al
Rehemtulla, N., Miller, A. A., Jegou Du Laz, T., et al. 2024a, ApJ, 972, 7, doi: 10.3847/1538-4357/ad5666
-
[113]
C., et al
Rest, A., Stubbs, C., Becker, A. C., et al. 2005, ApJ, 634, 1103, doi: 10.1086/497060
2005 doi
-
[114]
D., Blagorodnova, N., et al
Rigault, M., Neill, J. D., Blagorodnova, N., et al. 2019, A&A, 627, A115, doi: 10.1051/0004-6361/201935344
2019 doi
-
[115]
Roming, P. W. A., Kennedy, T. E., Mason, K. O., et al. 2005, SSRv, 120, 95, doi: 10.1007/s11214-005-5095-4
2005 doi
-
[116]
L., Mateo, M., & Saha, A
Schechter, P. L., Mateo, M., & Saha, A. 1993, PASP, 105, 1342, doi: 10.1086/133316
1993 doi
-
[117]
F., & Finkbeiner, D
Schlafly, E. F., & Finkbeiner, D. P. 2011, ApJ, 737, 103, doi: 10.1088/0004-637X/737/2/103
2011 doi
-
[118]
2021, ApJS, 255, 29, doi: 10.3847/1538-4365/abff5e
Schulze, S., Yaron, O., Sollerman, J., et al. 2021, ApJS, 255, 29, doi: 10.3847/1538-4365/abff5e
2021 doi
- [119]
- [120]
-
[121]
H., Mauerhan, J
Shivvers, I., Groh, J. H., Mauerhan, J. C., et al. 2015, ApJ, 806, 213, doi: 10.1088/0004-637X/806/2/213
2015 doi
-
[122]
A., Sand, D
Shrestha, M., Bostroem, K. A., Sand, D. J., et al. 2024, ApJL, 972, L15, doi: 10.3847/2041-8213/ad6907
2024 doi
-
[123]
J., et al
Singh, A., Kumar, B., Moriya, T. J., et al. 2019, ApJ, 882, 68, doi: 10.3847/1538-4357/ab3050
2019 doi
-
[124]
S., Moriya, T
Singh, A., Teja, R. S., Moriya, T. J., et al. 2024, ApJ, 975, 132, doi: 10.3847/1538-4357/ad7955
2024 doi
-
[125]
W., Smartt, S
Smith, K. W., Smartt, S. J., Young, D. R., et al. 2020, PASP, 132, 085002, doi: 10.1088/1538-3873/ab936e
2020 doi
-
[126]
2021, A&A, 655, A105, doi: 10.1051/0004-6361/202141374
Sollerman, J., Yang, S., Schulze, S., et al. 2021, A&A, 655, A105, doi: 10.1051/0004-6361/202141374
2021 doi
-
[127]
G., Tully, R
Sorce, J. G., Tully, R. B., Courtois, H. M., et al. 2014, MNRAS, 444, 527, doi: 10.1093/mnras/stu1450
2014 doi
-
[128]
T., Ganot, N., Irani, I., et al
Soumagnac, M. T., Ganot, N., Irani, I., et al. 2020, ApJ, 902, 6, doi: 10.3847/1538-4357/abb247
2020 doi
-
[129]
A., Smith, R
Steele, I. A., Smith, R. J., Rees, P. C., et al. 2004, in SPIE Conference Series, Vol. 5489, Ground-based Telescopes, ed. J. Oschmann, Jacobus M., 679–692, doi: 10.1117/12.551456
2004 doi
-
[130]
2024, ApJL, 965, L14, doi: 10.3847/2041-8213/ad3337
Stein, R., Mahabal, A., Reusch, S., et al. 2024, ApJL, 965, L14, doi: 10.3847/2041-8213/ad3337
2024 doi
-
[131]
A., Adamson, A., Blakeslee, J
Street, R. A., Adamson, A., Blakeslee, J. P., et al. 2020, in SPIE Conference Series, Vol. 11449, Observatory Operations: Strategies, Processes, and Systems VIII, ed. D. S. Adler, R. L. Seaman, & C. R. Benn, 1144925, doi: 10.1117/12.2559986
2020 doi
-
[132]
D., Taddia, F., Burns, C
Stritzinger, M. D., Taddia, F., Burns, C. R., et al. 2018, A&A, 609, A135, doi: 10.1051/0004-6361/201730843
2018 doi
-
[133]
Janka, H. T. 2016, ApJ, 821, 38, doi: 10.3847/0004-637X/821/1/38
2016 doi
-
[134]
2019, ApJ, 876, 19, doi: 10.3847/1538-4357/ab12d0
Szalai, T., Vink´ o, J., K¨ onyves-T´ oth, R., et al. 2019, ApJ, 876, 19, doi: 10.3847/1538-4357/ab12d0
2019 doi
-
[135]
J., & Gagliano, A
Taggart, K., Tinyanont, S., Foley, R. J., & Gagliano, A. 2021, The Astronomer’s Telegram, 14959, 1
2021
-
[136]
J., Valenti, S., et al
Tartaglia, L., Sand, D. J., Valenti, S., et al. 2018, ApJ, 853, 62, doi: 10.3847/1538-4357/aaa014
2018 doi
-
[137]
J., Groh, J
Tartaglia, L., Sand, D. J., Groh, J. H., et al. 2021, ApJ, 907, 52, doi: 10.3847/1538-4357/abca8a
2021 doi
-
[138]
S., Singh, A., Basu, J., et al
Teja, R. S., Singh, A., Basu, J., et al. 2023, ApJL, 954, L12, doi: 10.3847/2041-8213/acef20
2023 doi
-
[139]
Terreran, G., Jacobson-Galan, W., & Blanchard, P. K. 2020, The Astronomer’s Telegram, 14115, 1
2020
-
[140]
V., Groh, J
Terreran, G., Jacobson-Gal´ an, W. V., Groh, J. H., et al. 2022, ApJ, 926, 20, doi: 10.3847/1538-4357/ac3820
2022 doi
-
[141]
A., Roberts, C
Tohuvavohu, A., Kennea, J. A., Roberts, C. J., et al. 2024, ApJL, 975, L19, doi: 10.3847/2041-8213/ad87ce
2024 doi
-
[142]
Tonry, J. L. 2011, PASP, 123, 58, doi: 10.1086/657997
2011 doi
-
[143]
L., Denneau, L., Heinze, A
Tonry, J. L., Denneau, L., Heinze, A. N., et al. 2018, PASP, 130, 064505, doi: 10.1088/1538-3873/aabadf
2018 doi
-
[144]
B., & Fisher, J
Tully, R. B., & Fisher, J. R. 1977, A&A, 54, 661 van der Walt, S. J., Crellin-Quick, A., & Bloom, J. S. 2019, Journal of Open Source Software, 4, 1247, doi: 10.21105/joss.01247 Van Rossum, G., & Drake, F. L. 2009, Python 3 Reference Manual (Scotts Valley, CA: CreateSpace)
1977 doi
-
[145]
A., Berger, E., Miller, G., et al
Villar, V. A., Berger, E., Miller, G., et al. 2019, ApJ, 884, 83, doi: 10.3847/1538-4357/ab418c
2019 doi
-
[146]
A., Hosseinzadeh, G., Berger, E., et al
Villar, V. A., Hosseinzadeh, G., Berger, E., et al. 2020, ApJ, 905, 94, doi: 10.3847/1538-4357/abc6fd
2020 doi
-
[147]
E., et al
Virtanen, P., Gommers, R., Oliphant, T. E., et al. 2020, Nature Methods, 17, 261, doi: 10.1038/s41592-019-0686-2
2020 doi
-
[148]
2024, TomWagg/software-citation-station: v1.2, v1.2, Zenodo, doi: 10.5281/zenodo.13225824
Wagg, T., Broekgaarden, F., & G ültekin, K. 2024, TomWagg/software-citation-station: v1.2, v1.2, Zenodo, doi: 10.5281/zenodo.13225824
2024 doi
-
[149]
Wagg, T., & Broekgaarden, F. S. 2024, arXiv e-prints, arXiv:2406.04405. https://arxiv.org/abs/2406.04405 Wes McKinney. 2010, in Proceedings of the 9th Python in Science Conference, ed. St´ efan van der Walt & Jarrod Millman, 56 – 61, doi: 10.25080/Majora-92bf1922-00a
2024
-
[150]
L., et al
Yang, S., Sollerman, J., Strotjohann, N. L., et al. 2021, A&A, 655, A90, doi: 10.1051/0004-6361/202141244
2021 doi
-
[151]
A., Gal-Yam, A., et al
Yaron, O., Perley, D. A., Gal-Yam, A., et al. 2017, Nature Physics, 13, 510, doi: 10.1038/nphys4025
2017 doi
-
[152]
G., Adelman, J., Anderson, John E., J., et al
York, D. G., Adelman, J., Anderson, John E., J., et al. 2000, AJ, 120, 1579, doi: 10.1086/301513 24 Rehemtulla et al
2000 doi
-
[153]
2020, MNRAS, 498, 84, doi: 10.1093/mnras/staa2273
Zhang, J., Wang, X., J´ ozsef, V., et al. 2020, MNRAS, 498, 84, doi: 10.1093/mnras/staa2273
2020 doi
-
[154]
A., Irani, I., Chen, P., et al
Zimmerman, E. A., Irani, I., Chen, P., et al. 2024, Nature, 627, 759, doi: 10.1038/s41586-024-07116-6
2024 doi
Reviewed August 9, 2026 · model on record in the stance chip above.
Discussion (0). Continue with ORCID to comment.