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Ben Sappey

Identifiers

  • name variant Ben Sappey 0.60 · backfill

Papers (28)

  1. The watery atmosphere of HD~209458~b revealed by joint $K$- and $L$-band high-resolution spectroscopy astro-ph.EP · 2025 · author #21
  2. Water dissociation and rotational broadening in the atmosphere of KELT-20 b from high-resolution spectroscopy astro-ph.EP · 2025 · author #25
  3. Technical description and performance of the phase II version of the Keck Planet Imager and Characterizer astro-ph.IM · 2025 · author #39
  4. HD 206893 B at High Spectral Resolution with the Keck Planet Imager and Characterizer (KPIC) astro-ph.EP · 2025 · author #1
  5. True mass and atmospheric composition of the non-transiting hot Jupiter HD 143105 b astro-ph.EP · 2024 · author #24
  6. PDS 70b Shows Stellar-like Carbon-to-oxygen Ratio astro-ph.EP · 2024 · author #9
  7. RV measurements of directly imaged brown dwarf GQ Lup B to search for exo-satellites astro-ph.EP · 2024 · author #32
  8. Fringing analysis and forward modeling of Keck Planet Imager and Characterizer (KPIC) spectra astro-ph.EP · 2024 · author #24
  9. Atmospheric characterization of the super-Jupiter HIP 99770 b with KPIC astro-ph.EP · 2024 · author #26
  10. The high-contrast performance of the Keck Planet Imager and Characterizer astro-ph.IM · 2024 · author #24
  11. Are these planets or brown dwarfs? Broadly solar compositions from high-resolution atmospheric retrievals of ~10-30 $M_\textrm{Jup}$ companions astro-ph.EP · 2024 · author #29
  12. kappa And b is a fast rotator from KPIC High Resolution Spectroscopy astro-ph.EP · 2024 · author #24
  13. Rotation and Abundances of the Benchmark Brown Dwarf HD 33632 Ab from Keck/KPIC High-resolution Spectroscopy astro-ph.SR · 2024 · author #11
  14. Orbital and Atmospheric Characterization of the 1RXS J034231.8+121622 System Using High-Resolution Spectroscopy Confirms That The Companion is a Low-Mass Star astro-ph.SR · 2024 · author #2
  15. Vortex Fiber Nulling for Exoplanet Observations: First Direct Detection of M Dwarf Companions around HIP 21543, HIP 94666, and HIP 50319 astro-ph.EP · 2024 · author #28
  16. Validation of elemental and isotopic abundances in late-M spectral types with the benchmark HIP 55507 AB system astro-ph.SR · 2023 · author #40
  17. Atmospheric metallicity and C/O of HD 189733 b from high-resolution spectroscopy astro-ph.EP · 2023 · author #24
  18. Calibration Unit Design for High-Resolution Infrared Spectrograph for Exoplanet Characterization (HISPEC) astro-ph.IM · 2023 · author #1
  19. The development of HISPEC for Keck and MODHIS for TMT: science cases and predicted sensitivities astro-ph.IM · 2023 · author #40
  20. Vortex Fiber Nulling for Exoplanet Observations: Implementation and First Light astro-ph.IM · 2023 · author #30
  21. On-sky speckle nulling through a single-mode fiber with the Keck Planet Imager and Characterizer astro-ph.IM · 2023 · author #17
  22. Keck/KPIC Emission Spectroscopy of WASP-33b astro-ph.EP · 2023 · author #3
  23. Detecting exomoons from radial velocity measurements of self-luminous planets: application to observations of HR 7672 B and future prospects astro-ph.EP · 2023 · author #32
  24. Phase II of the Keck Planet Imager and Characterizer: system-level laboratory characterization and preliminary on-sky commissioning astro-ph.EP · 2022 · author #32
  25. Retrieving C and O Abundance of HR 8799 c by Combining High- and Low-Resolution Data astro-ph.EP · 2022 · author #23
  26. A Clear View of a Cloudy Brown Dwarf Companion from High-Resolution Spectroscopy astro-ph.EP · 2022 · author #35
  27. Retrieving the C and O Abundances of HR 7672~AB: a Solar-Type Primary Star with a Benchmark Brown Dwarf astro-ph.EP · 2022 · author #26
  28. Detection and Bulk Properties of the HR 8799 Planets with High Resolution Spectroscopy astro-ph.EP · 2021 · author #47

Mentions

  • 2508.09448 #21 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2408.10173 #24 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2307.11893 #17 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2503.01946 #25 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2502.01863 #39 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2501.13917 #1 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2411.15117 #9 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2412.04552 #24 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2408.10299 #32 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2407.20952 #26 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2406.15028 #24 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2405.08312 #11 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2405.13128 #29 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2405.13125 #24 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2404.07742 #2 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2403.17295 #28 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2312.02297 #40 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2312.00141 #24 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2311.10239 #1 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2309.11050 #40 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2309.06514 #30 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2305.19389 #3 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2301.04206 #32 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2209.15484 #23 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2210.15915 #32 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2208.01657 #35 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2202.02477 #26 · arxiv_oai · confidence 0.70 Ben Sappey
  • 2107.06949 #47 · arxiv_oai · confidence 0.70 Ben Sappey

Frequent Coauthors