NGC 208
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Coordinates: Sky map 00h 40m 17.6s, 02° 45′ 23′′
From Wikipedia, the free encyclopedia
Spiral galaxy in the constellation Pisces
| NGC 208 | |
|---|---|
| NGC 208 | |
| Observation data (J2000 epoch) | |
| Constellation | Pisces |
| Right ascension | 00h 40m 17.6s[1] |
| Declination | +02° 45′ 23″[1] |
| Redshift | 0.017072[1] |
| Distance | 229 Mly [2] |
| Apparent magnitude (V) | 15.17[1] |
| Characteristics | |
| Type | Sa[1] |
| Apparent size (V) | 0.7' ×ばつ 0.7'[1] |
| Other designations | |
| CGCG 383-064, MCG +00-02-118, 2MASX J00401757+0245235, PGC 2420.[1] | |
NGC 208 is a spiral galaxy located approximately 229 million light-years from the Solar System [2] in the constellation Pisces. It was discovered on October 5, 1863, by Albert Marth.[3]
Supernova
[edit ]One supernova has been observed in NGC 208: SN 2024luo (type Ia, mag. 17.2).[4]
See also
[edit ]References
[edit ]- ^ a b c d e f g "NASA/IPAC Extragalactic Database". Results for NGC 0208. Retrieved 2016年09月02日.
- ^ 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
- ^ "New General Catalog Objects: NGC 200 - 249". Cseligman. Retrieved September 13, 2016.
- ^ "2024luo | Transient Name Server". www.wis-tns.org. Retrieved 2025年01月02日.
External links
[edit ]- Media related to NGC 208 at Wikimedia Commons
- NGC 208 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
- SEDS
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