| NGC 495 | |
|---|---|
 SDSS view of NGC 495 | |
| Observation data (J2000[1] epoch) | |
| Constellation | Pisces[2] |
| Right ascension | 01h 22m 56.0s[3] |
| Declination | +33° 28′ 18″[3] |
| Redshift | +0.013679 ± 0.000073[1] |
| Heliocentric radial velocity | (4073 ± 22) km/s[1] |
| Distance | 184 Mly[4] |
| Apparent magnitude (V) | 13.0[2] |
| Characteristics | |
| Type | SB0-a[2] |
| Apparent size (V) | 1.2' × 0.8'[2] |
| Other designations | |
| PGC 5037, UGC 920, GC 278, MCG 5-4-35, 2MASS J01225595+3328171, H 3.156,[2][1][5] | |
Preview warning: Page using Template:Infobox galaxy with unknown parameter "upright"
NGC 495, also occasionally referred to as PGC 5037, UGC 920 or GC 278, is a barred spiral galaxy in the constellation Pisces.[2] It is located approximately 184 million light-years from the Solar System[4] and was discovered on 12 September 1784 by astronomer William Herschel.[5]
- ^ a b c d "NGC 495". Retrieved 2017-11-07.
- ^ a b c d e f "Revised NGC Data for NGC 495". spider.seds.org. Retrieved 2017-10-05.
- ^ a b "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-11-07.
- ^ 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 450 - 499". cseligman.com. Retrieved 2017-11-07.