NGC 2523

Last updated
NGC 2523
Noao-n2523block.jpg
NGC 2523 (left) next to NGC 2523B (right)
Observation data (J2000 epoch)
Constellation Camelopardalis
Right ascension 08h 15m 00.193s [1]
Declination +73° 34′ 44.167″ [1]
Redshift 0.011578 ± 4.00e-5 [1]
Distance 168.5 ± 11.8  Mly (51.66 ± 3.62  Mpc) [1]
Group or cluster NGC 2553 Group (LGG 154)
Apparent magnitude  (V)10.2 [1]
Characteristics
Type SB(r)bc
Size~120,000  ly (36.79  kpc) (estimated) [1]
Apparent size  (V)2.818′ × 1.778′ [1]
Other designations
IRAS 08092+7343, Arp 9, UGC 4271, MCG +12-08-031, PGC 23128, CGCG 331-032 [1]

NGC 2523 is a barred spiral galaxy located around 168 million light-years away in the constellation Camelopardalis. [1] NGC 2523 was discovered on 7 September 1885 by the American astronomer Edward Swift, and is approximately 120,000 light-years across. [1] [2] [3] NGC 2523 does not have much star formation, and it does not have an active galactic nucleus. [2] [4]

Contents

NGC 2523 is one of several galaxies chosen by Halton Arp as an example of a spiral galaxy that has a separation of one of its arms. It is listed in Arp's Atlas of Peculiar Galaxies as Arp 9. [5]

NGC 2523 group

According to A.M. Garcia, NGC 2523 is the largest and brightest galaxy of the NGC 2523 Group (also known as LGG 154), which contains 5 galaxies, including NGC 2441, NGC 2550A, UGC 4041, and UGC 4199. [6]

Supernova

One supernova has been observed in NGC 2523: SN 2024aeee (Type II, mag. 16.5) was discovered by Shinichi Ono on 17 December 2024. [7]

See also

References

  1. 1 2 3 4 5 6 7 8 9 10 "Results for object NGC 2523". ned.ipac.caltech.edu. Retrieved 2024-03-13.
  2. 1 2 "NGC 2523 - Galaxy - SKY-MAP". www.wikisky.org. Retrieved 2024-03-13.
  3. ↑ Seligman, Courtney. "New General Catalogue Objects: NGC 2523". Celestial Atlas. Retrieved 23 November 2024.
  4. ↑ "NGC 2523 - Spiral Galaxy in Camelopardalis | TheSkyLive.com". theskylive.com. Retrieved 2024-03-15.
  5. ↑ Arp, Halton (1966). "Atlas of Peculiar Galaxies". The Astrophysical Journal Supplement Series. 14: 1. Bibcode:1966ApJS...14....1A. doi:10.1086/190147.
  6. ↑ Garcia, A. M. (1993). "General study of group membership. II. Determination of nearby groups". Astronomy and Astrophysics Supplement Series. 100: 47. Bibcode:1993A&AS..100...47G.
  7. ↑ "SN 2024aeee". Transient Name Server. IAU . Retrieved 19 December 2024.
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