Incremental Fermi Large Area Telescope Fourth Source Catalog
Centre National de la Recherche Scientifique · Université Toulouse III - Paul Sabatier · +87 more institutions
Abstract
Abstract We present an incremental version (4FGL-DR3, for Data Release 3) of the fourth Fermi Large Area Telescope (LAT) catalog of γ -ray sources. Based on the first 12 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 all sources with 1 yr intervals (not 2 month intervals). Among the 5064 original 4FGL sources,…
Citation impact
- FWCI
- 61.81
- Percentile
- 100%
- References
- 99
Authors
139- SAS. Abdollahi
Centre National de la Recherche Scientifique, Université Toulouse III - Paul Sabatier, Université Fédérale de Toulouse Midi-Pyrénées
- FAF. Acero
Centre National de la Recherche Scientifique, Université Paris Cité, Commissariat à l'Énergie Atomique et aux Énergies Alternatives, Université Paris-Saclay, Astrophysique, Instrumentation et Modélisation, CEA Paris-Saclay
- LBL. Baldini
University of Pisa, Istituto Nazionale di Fisica Nucleare, Sezione di Pisa
- JBJ. BalletCorresponding
Centre National de la Recherche Scientifique, Université Paris Cité, Commissariat à l'Énergie Atomique et aux Énergies Alternatives, Université Paris-Saclay, Astrophysique, Instrumentation et Modélisation, CEA Paris-Saclay
- DBD. Bastieri
University of Padua, Istituto Nazionale di Fisica Nucleare, Sezione di Padova
Topics & keywords
- Pulsar
- Physics
- Galactic plane
- Fermi Gamma-ray Space Telescope
- Astrophysics
- Telescope
- Sky
- Point source
- Affordable and clean energy
Funding
- NSNational Science FoundationAwards: DE-AC02-76SF00515, 1816904
- UDU.S. Department of EnergyAwards: 76SF00515, DE-AC02, AC02-76SF00515, DE-AC02-
- NANational Aeronautics and Space Administration
- CICalifornia Institute of Technology
- MOMinistry of Education, Culture, Sports, Science and Technology
- ASAgenzia Spaziale Italiana
- VVetenskapsrådetAward: DE-AC02-76SF00515
- CNCentre National de la Recherche ScientifiqueAward: DE-AC02-76SF00515
- INIstituto Nazionale di Astrofisica
- HEHigh Energy Accelerator Research Organization
- INIstituto Nazionale di Fisica Nucleare
- JPJet Propulsion Laboratory
- JAJapan Aerospace Exploration Agency
- INInstitut National de Physique Nucléaire et de Physique des ParticulesAward: DE-AC02-76SF00515