{"paper":{"title":"Incremental Fermi Large Area Telescope Fourth Source Catalog","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Alberto Dominguez, Alberto Manfreda, Aldo Morselli, Alessandra Berretta, Alessio Fiori, Alex A. Moiseev, Alice K. Harding, Anita Reimer, Anna Franckowiak, Ari Brill, Benoit Lott, Bijan Berenji, Bindu Rani, Carmelo Sgro, Christopher M. Karwin, Daniel Castro, Dan J. Suson, Dario Gasparrini, David A. Smith, Davide Serini, David Green, David J. Thompson, David Landriu, David Paneque, Deirdre Horan, Denis Bastieri, Diego F. Torres, Dmitry Malyshev, Dongguen Tak, Elena Orlando, Eleonora Troja, Elisabetta Bissaldi, Elizabeth C. Ferrara, Elliott Bloom, Eric J. Siskind, Eric Nuss, Fabio Acero, Fabio Gargano, Federica Giacchino, Feraol F. Dirirsa, Fermi-LAT collaboration: Soheila Abdollahi, Filippo D'Ammando, Francesco Giordano, Francesco Longo, Francesco Loparco, Gabrijela Zaharijas, Giacomo Principe, Giorgio Galanti, Gloria Spandre, Graziano Chiaro, Gudlaugur Johannesson, Guillem Marti-Devesa, Helen Poon, Henrike Fleischhack, Hiro Tajima, Igor V. Moskalenko, Ioannis Liodakis, Isabella Mereu, Isabelle A. Grenier, Jana B. Thayer, Janeth Valverde, Javier Coronado-Blazquez, Jean Ballet, Jeremy S. Perkins, Jian Li, John W. Hewitt, Kent Wood, Kohei Sueoka, Leonardo Di Venere, Liz Hays, Lorenzo Scotton, Luca Baldini, Luca Latronico, Lucas Guillemot, Manuel Meyer, Marcello Giroletti, Maria E. Monzani, Marianne Lemoine-Goumard, Marie-Helene Grondin, Mario N. Mazziotta, Massimiliano Razzano, Massimo Persic, Matthew T. Kerr, Melissa Pesce-Rollins, Michael Gustafsson, Michael Kuss, Michela Negro, Miguel A. Sanchez-Conde, Milena Crnogorcevic, Monica Orienti, Nestor Mirabal, Niccolo Di Lalla, Nico Giglietto, Nicola Omodei, Nicolo Cibrario, Olaf Reimer, Pablo M. Saz Parkinson, Paolo Spinelli, Pasquale Lubrano, Patrizia A. Caraveo, Peter F. Michelson, Philippe Bruel, Piergiorgio Fusco, Raffaella Bonino, Regina Caputo, Riccardo Rando, Richard J. Britto, Rob A. Cameron, Roberta Pillera, Roger D. Blandford, Ronaldo Bellazzini, Salvatore De Gaetano, Sara Buson, Sara Cutini, Seth W. Digel, Silvia Raino, Simone Garrappa, Simone Maldera, Soebur Razzaque, Stefan Funk, Stefan Larsson, Stefano Ciprini, Stephen J. Fegan, Sylvain Chaty, Sylvain Guiriec, Taishu Kayanoki, Teddy C. Cheung, Thierry Reposeur, Thomas Glanzman, Toby H. Burnett, Troy A. Porter, Tsunefumi Mizuno, Vahe Petrosian, Vandad Fallah Ramazani, Viviana Gammaldi, Warit Mitthumsiri, Xian Hou, Yasushi Fukazawa, Zhiyuan Pei","submitted_at":"2022-01-26T20:55:22Z","abstract_excerpt":"We present an incremental version (4FGL-DR3, for Data Release 3) of the fourth Fermi-LAT catalog of gamma-ray sources. Based on the first twelve years of science data in the energy range from 50 MeV to 1 TeV, it contains 6658 sources. The analysis improves on that used for the 4FGL catalog over eight years of data: more sources are fit with curved spectra, we introduce a more robust spectral parameterization for pulsars, and we extend the spectral points to 1 TeV. The spectral parameters, spectral energy distributions, and associations are updated for all sources. Light curves are rebuilt for "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2201.11184","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2201.11184/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}