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Title: Star-galaxy classification in the Dark Energy Survey Y1 dataset

Journal Article · · Monthly Notices of the Royal Astronomical Society
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  1. Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT), Madrid, Spain
  2. Max Planck Institute for Extraterrestrial Physics, Giessenbachstrasse, 85748 Garching, Germany; Universitäts-Sternwarte, Fakultät für Physik, Ludwig-Maximilians Universität München, Scheinerstr. 1, 81679 München, Germany
  3. Department of Physics & Astronomy, University College London, Gower Street, London, WC1E 6BT, UK
  4. Department of Particle Physics and Astrophysics, Weizmann Institute of Science, Rehovot 76100, Israel
  5. LSST, 933 North Cherry Avenue, Tucson, AZ 85721, USA
  6. Fermi National Accelerator Laboratory, P. O. Box 500, Batavia, IL 60510, USA
  7. Department of Physics & Astronomy, University College London, Gower Street, London, WC1E 6BT, UK; Department of Physics and Electronics, Rhodes University, PO Box 94, Grahamstown, 6140, South Africa
  8. Institut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology, Campus UAB, 08193 Bellaterra (Barcelona), Spain
  9. Kavli Institute for Cosmological Physics, University of Chicago, Chicago, IL 60637, USA
  10. Department of Physics, University of Surrey, Guildford GU2 7XH, UK
  11. Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK; Kavli Institute for Cosmology, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK
  12. CNRS, UMR 7095, Institut d’Astrophysique de Paris, F-75014, Paris, France; Sorbonne Universités, UPMC Univ Paris 06, UMR 7095, Institut d’Astrophysique de Paris, F-75014, Paris, France
  13. Department of Astronomy, University of Illinois at Urbana-Champaign, 1002 W. Green Street, Urbana, IL 61801, USA
  14. National Center for Supercomputing Applications, 1205 West Clark St., Urbana, IL 61801, USA
  15. Center for Cosmology and Astro-Particle Physics, The Ohio State University, Columbus, OH 43210, USA
  16. Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK; Kavli Institute for Cosmology, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK; Max Planck Institute for Extraterrestrial Physics, Giessenbachstrasse, 85748 Garching, Germany
  17. Kavli Institute for Particle Astrophysics & Cosmology, P. O. Box 2450, Stanford University, Stanford, CA 94305, USA; SLAC National Accelerator Laboratory, Menlo Park, CA 94025, USA
  18. Instituto de Física, UFRGS, Caixa Postal 15051, Porto Alegre, RS - 91501-970, Brazil; Laboratório Interinstitucional de e-Astronomia - LIneA, Rua Gal. José Cristino 77, Rio de Janeiro, RJ - 20921-400, Brazil
  19. Brookhaven National Laboratory, Bldg 510, Upton, NY 11973, USA
  20. Kavli Institute for Cosmological Physics, University of Chicago, Chicago, IL 60637, USA; Department of Physics, University of Chicago, Chicago, Illinois 60637, USA
  21. Cerro Tololo Inter-American Observatory, National Optical Astronomy Observatory, Casilla 603, La Serena, Chile
  22. Laboratório Interinstitucional de e-Astronomia - LIneA, Rua Gal. José Cristino 77, Rio de Janeiro, RJ - 20921-400, Brazil; Observatório Nacional, Rua Gal. José Cristino 77, Rio de Janeiro, RJ - 20921-400, Brazil
  23. Kavli Institute for Particle Astrophysics & Cosmology, P. O. Box 2450, Stanford University, Stanford, CA 94305, USA
  24. Department of Physics, IIT Hyderabad, Kandi, Telangana 502285, India
  25. Fermi National Accelerator Laboratory, P. O. Box 500, Batavia, IL 60510, USA; Kavli Institute for Cosmological Physics, University of Chicago, Chicago, IL 60637, USA
  26. Instituto de Fisica Teorica UAM/CSIC, Universidad Autonoma de Madrid, 28049 Madrid, Spain
  27. Institut d’Estudis Espacials de Catalunya (IEEC), 08193 Barcelona, Spain; Institute of Space Sciences (ICE, CSIC), Campus UAB, Carrer de Can Magrans, s/n, 08193 Barcelona, Spain
  28. Department of Astronomy, University of Illinois at Urbana-Champaign, 1002 W. Green Street, Urbana, IL 61801, USA; National Center for Supercomputing Applications, 1205 West Clark St., Urbana, IL 61801, USA
  29. Santa Cruz Institute for Particle Physics, Santa Cruz, CA 95064, USA
  30. Center for Cosmology and Astro-Particle Physics, The Ohio State University, Columbus, OH 43210, USA; Department of Physics, The Ohio State University, Columbus, OH 43210, USA
  31. Harvard-Smithsonian Center for Astrophysics, Cambridge, MA 02138, USA
  32. Department of Astronomy/Steward Observatory, 933 North Cherry Avenue, Tucson, AZ 85721-0065, USA; Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Dr., Pasadena, CA 91109, USA
  33. Australian Astronomical Observatory, North Ryde, NSW 2113, Australia
  34. Departamento de Física Matemática, Instituto de Física, Universidade de São Paulo, CP 66318, São Paulo, SP, 05314-970, Brazil; Laboratório Interinstitucional de e-Astronomia - LIneA, Rua Gal. José Cristino 77, Rio de Janeiro, RJ - 20921-400, Brazil
  35. Department of Physics and Astronomy, University of Pennsylvania, Philadelphia, PA 19104, USA
  36. Institució Catalana de Recerca i Estudis Avançats, E-08010 Barcelona, Spain; Institut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology, Campus UAB, 08193 Bellaterra (Barcelona), Spain
  37. Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Dr., Pasadena, CA 91109, USA
  38. SLAC National Accelerator Laboratory, Menlo Park, CA 94025, USA
  39. Department of Physics, University of Michigan, Ann Arbor, MI 48109, USA
  40. School of Physics and Astronomy, University of Southampton, Southampton, SO17 1BJ, UK
  41. Brandeis University, Physics Department, 415 South Street, Waltham MA 02453, USA
  42. Instituto de Física Gleb Wataghin, Universidade Estadual de Campinas, 13083-859, Campinas, SP, Brazil; Laboratório Interinstitucional de e-Astronomia - LIneA, Rua Gal. José Cristino 77, Rio de Janeiro, RJ - 20921-400, Brazil
  43. Computer Science and Mathematics Division, Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA
  44. Institute of Cosmology & Gravitation, University of Portsmouth, Portsmouth, PO1 3FX, UK
+ Show Author Affiliations

We perform a comparison of different approaches to star-galaxy classification using the broad-band photometric data from Year 1 of the Dark Energy Survey.

Research Organization:
Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States); Brookhaven National Lab. (BNL), Upton, NY (United States); SLAC National Accelerator Lab., Menlo Park, CA (United States); Fermi National Accelerator Lab. (FNAL), Batavia, IL (United States)
Sponsoring Organization:
USDOE Office of Science (SC), Advanced Scientific Computing Research (ASCR); USDOE Office of Science (SC), High Energy Physics (HEP)
Contributing Organization:
DES Collaboration
Grant/Contract Number:
AC05-00OR22725; AC02-07CH11359; SC0012704
OSTI ID:
1479690
Alternate ID(s):
OSTI ID: 1474431; OSTI ID: 1491677
Report Number(s):
arXiv:1805.02427; FERMILAB-PUB-18-112-AE-PPD; BNL-210901-2019-JAAM
Journal Information:
Monthly Notices of the Royal Astronomical Society, Vol. 481, Issue 4; ISSN 0035-8711
Publisher:
Royal Astronomical SocietyCopyright Statement
Country of Publication:
United States
Language:
English
Citation Metrics:
Cited by: 22 works
Citation information provided by
Web of Science

Cited By (5)

The angular scale of homogeneity in the local Universe with the SDSS blue galaxies journal July 2019
Deblending and classifying astronomical sources with Mask R-CNN deep learning journal October 2019
Probing the extragalactic fast transient sky at minute time-scales with DECam journal December 2019
A Search for Optical Emission from Binary Black Hole Merger GW170814 with the Dark Energy Camera journal March 2019
Deblending and Classifying Astronomical Sources with Mask R-CNN Deep Learning text January 2019

Figures / Tables (29)

Table 1(p. 4)table Table 1
Table 2(p. 4)table Table 2
Table 4(p. 6)table Table 4
Table3(p. 6)table Table3
Figure 1(p. 8)figure Figure 1
Figure 2(p. 8)figure Figure 2
Figure 3(p. 8)figure Figure 3
Figure 4(p. 9)figure Figure 4
Figure 5(p. 9)figure Figure 5
Figure 6(p. 9)figure Figure 6
Figure 7(p. 9)figure Figure 7
Table 5(p. 9)table Table 5
Figure 10(p. 10)figure Figure 10
Figure 8(p. 10)figure Figure 8
Figure 9(p. 10)figure Figure 9
Figure 11(p. 12)figure Figure 11
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Figure 21(p. 14)figure Figure 21
Figure 22(p. 14)figure Figure 22
Figure 23(p. 15)figure Figure 23
Figure 24(p. 15)figure Figure 24

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Related Subjects

79 ASTRONOMY AND ASTROPHYSICS
46 INSTRUMENTATION RELATED TO NUCLEAR SCIENCE AND TECHNOLOGY
97 MATHEMATICS AND COMPUTING
photometric
statistical
data analysis