| NGC 3953 | |
|---|---|
.jpg) NGC 3953 by theSloan Digital Sky Survey | |
| Observation data (J2000epoch) | |
| Constellation | Ursa Major |
| Right ascension | 11h 53m 48.9s[1] |
| Declination | +52° 19′ 36″[1] |
| Redshift | 1052 ± 2 km/s[1] |
| Apparent magnitude (V) | 10.8[1] |
| Characteristics | |
| Type | SB(r)bc[1] |
| Size | 131,200ly (40.24kpc) (estimated)[1] |
| Apparent size (V) | 6'.9 × 3'.5[1] |
| Other designations | |
| UGC 6870,[1]PGC 37306[1] | |
NGC 3953 is abarredspiral galaxy located in theconstellationUrsa Major. It was discovered byPierre Méchain on 12 March 1781.[2] The galaxy is known to exhibit an inner ring structure that encircles the bar. NGC 3953 is a member of theM109 Group, a largegroup of galaxies located within the constellation Ursa Major that may contain over 50 galaxies.[3][4][5][6]
Twosupernovae have been identified within NGC 3953:[1] the type Ia supernovaSN 2001dp[7] andSN 2006bp.[8]
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