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Galaxy in the constellation Camelopardalis

NGC 2523

NGC 2523
All data from the card 10
Constellation
Camelopardalis
Right ascension
08h 15m 00.193s
Declination
+73° 34′ 44.167″
Redshift
0.011578 ± 4.00e-5
Distance
168.5 ± 11.8 Mly (51.66 ± 3.62 Mpc)
Group or cluster
NGC 2553 Group (LGG 154)
Apparent magnitude (V)
10.2
Type
SB(r)bc
Size
~120,000 ly (36.79 kpc) (estimated)
Apparent size (V)
2.818′ × 1.778′

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

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.

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.

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.

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Text from Wikipedia, CC BY-SA 4.0 · Source article