NGC 3953 explained

NGC 3953
Epoch:	J2000
Constellation Name:	Ursa Major
Z:	1052 ± 2 km/s
Type:	SB(r)bc
Appmag V:	10.8
Size V:	6'.9 × 3'.5
Names:	UGC 6870, PGC 37306

NGC 3953 is a barred spiral galaxy located in the constellation Ursa Major. The galaxy is known to exhibit an inner ring structure that encircles the bar. NGC 3953 is a member of the M109 Group, a large group of galaxies located within the constellation Ursa Major that may contain over 50 galaxies.^{[1] [2] [3] [4]}

Two supernovae have been identified within NGC 3953:^[5] the type Ia supernova SN 2001dp^[6] and SN 2006bp.^[7]

External links

• Spiral Galaxy NGC 3953 – Supernova 2001 dp
• SEDS: Spiral Galaxy NGC 3953

Notes and References

1. Book: R. B. Tully . 1988 . Nearby Galaxies Catalog . . Cambridge . 978-0-521-35299-4.
2. P. Fouque . E. Gourgoulhon . P. Chamaraux . G. Paturel . Groups of galaxies within 80 Mpc. II – The catalogue of groups and group members . Astronomy and Astrophysics Supplement . 1992 . 93 . 211–233 . 1992A&AS...93..211F.
3. A. Garcia . General study of group membership. II – Determination of nearby groups . Astronomy and Astrophysics Supplement . 1993 . 100 . 47–90 . 1993A&AS..100...47G.
4. G. Giuricin . C. Marinoni . L. Ceriani . A. Pisani . Nearby Optical Galaxies: Selection of the Sample and Identification of Groups . Astrophysical Journal . 2000 . 543 . 1 . 178–194 . 2000ApJ...543..178G . 10.1086/317070. astro-ph/0001140 . 9618325 .
5. Web site: NASA/IPAC Extragalactic Database . Results for NGC 3953 . 2006-11-15.
6. Web site: NASA/IPAC Extragalactic Database . Results for SN 2001dp . 2006-11-15.
7. Web site: NASA/IPAC Extragalactic Database . Results for SN 2006bp . 2006-11-15.