Astronomy:NGC 83

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NGC 83
SDSS image of NGC 83
Observation data (J2000 epoch)
ConstellationAndromeda
Right ascension 00h 21m 22.399s[1]
Declination+22° 26′ 01.11″[1]
Redshift0.020514[2]
Helio radial velocity6,150±16 km/s[2]
Distance289.42 ± 25.92 Mly (88.736 ± 7.948 Mpc)[2]
Apparent magnitude (V)13.33[2]
Apparent magnitude (B)14.3[3]
Characteristics
TypeE[2][3]
Size138,400 ly (42.42 kpc)[2]
Apparent size (V)1.5′ × 1.5′[2]
Other designations
IRAS F00186+2209, UGC 206, MCG+04-02-005, PGC 1371[3][2]

NGC 83 is an elliptical galaxy estimated to be about 260 million light-years away in the constellation of Andromeda. It was discovered by British astronomer John Herschel on 17 August 1828, and its apparent magnitude is 14.2.[4]

Supernovae

Two supernovae have been observed in NGC 83:

  • SN 2016eoa (Type Ia, mag. 19.3) was discovered by POSS on 2 August 2016.[5][6]
  • SN 2025wwk (Type Ia, mag. 17.75) was discovered by the Xingming Observatory Sky Survey (XOSS) on 3 September 2025.[7]

References

  1. ↑ 1.0 1.1 Skrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W. et al. (1 February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal 131 (2): 1163–1183. doi:10.1086/498708. ISSN 0004-6256. Bibcode: 2006AJ....131.1163S. 
  2. ↑ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 "NED results for object NGC 0083". National Aeronautics and Space Administration / Infrared Processing and Analysis Center. http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+0083&extend=no&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES. 
  3. ↑ 3.0 3.1 3.2 "NGC 83". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+83. 
  4. ↑ "NGC Objects: NGC 50 - 99". http://cseligman.com/text/atlas/ngc0a.htm#83. 
  5. ↑ "SN 2016eoa". IAU. https://www.wis-tns.org/object/2016eoa. 
  6. ↑ Kilpatrick, C. D. (2016). "Spectroscopic Classifications of Optical Transients with Mayall/KOSMOS". The Astronomer's Telegram 9335: 1. Bibcode: 2016ATel.9335....1K. https://www.astronomerstelegram.org/?read=9335. Retrieved 8 May 2025. 
  7. ↑ "SN 2025wwk". IAU. https://www.wis-tns.org/object/2025wwk. 



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