| NGC 522 | |
|---|---|
 NGC 522 as seen on SDSS | |
| Observation data (J2000[1] epoch) | |
| Constellation | Pisces[2] |
| Right ascension | 01h 24m 45.9s[2] |
| Declination | +09° 59′ 42″[2] |
| Redshift | (0.009256 ± 0.000160)[1] |
| Heliocentric radial velocity | (2762 ± 48) km/s[1] |
| Distance | 122 Mly[3] |
| Apparent magnitude (V) | 13.2[2] |
| Apparent magnitude (B) | 14.0[2] |
| Characteristics | |
| Type | Sbc[2] |
| Apparent size (V) | 2.8' × 0.5'[2] |
| Other designations | |
| PGC 5218, UGC 970, GC 305, MGC +02-04-038, 2MASS J01244585+0959406, IRAS 01221+0944[1][4] | |
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NGC 522, also occasionally referred to as PGC 5218 or UGC 970, is a spiral galaxy located approximately 122 million light-years from the Solar System[3] in the constellation Pisces.[2] It was discovered on 25 September 1862 by astronomer Heinrich Louis d'Arrest.[4]
- ^ a b c d "NGC 522". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2017-12-09.
- ^ a b c d e f g h "Revised NGC Data for NGC 522". spider.seds.org. Retrieved 2017-10-05.
- ^ a b An object's distance from Earth can be determined using Hubble's law: v=Ho is Hubble's constant (70±5 (km/s)/Mpc). The relative uncertainty Δd/d divided by the distance is equal to the sum of the relative uncertainties of the velocity and v=Ho
- ^ a b "New General Catalog Objects: NGC 500 - 549". cseligman.com. Retrieved 2017-10-16.