NGC 3655
| Galaxy NGC 3655 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | lion |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 22 m 54.6 s |
| declination | + 16 ° 35 ′ 24 ″ |
| Appearance | |
| Morphological type | SA (s) c: / HII / Seyfert 2 |
| Brightness (visual) | 11.7 mag |
| Brightness (B-band) | 12.3 mag |
| Angular expansion | 1.5 ′ × 1 ′ |
| Position angle | 30 ° |
| Surface brightness | 12.0 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 3607 group NGC 3626 group NGC 3686 group LGG 237 |
| Redshift | 0.004913 ± 0.000020 |
| Radial velocity | 1473 ± 6 km / s |
|
Stroke distance v rad / H 0 |
(63 ± 4) · 10 6 ly (19.2 ± 1.3) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | December 30, 1783 |
| Catalog names | |
| NGC 3655 • UGC 6396 • PGC 34935 • CGCG 096-037 • MCG + 03-29-039 • IRAS 11202 + 1651 • 2MASX J11225460 + 1635246 • GC 2396 • H I 5 • h 873 • GALEX ASC J112254.60 + 163522.4 • LDCE 778 NED036 • KIG 477 | |
NGC 3655 is an active spiral galaxy with extended star formation from the Hubble type Sc in Leo on the ecliptic . It is an estimated 63 million light years away from the Milky Way and about 30,000 light years in diameter .
The galaxy NGC 3681 is located in the same area of the sky .
The Type Ib supernova SN 2002ji was observed here.
The object was discovered by Wilhelm Herschel on December 30, 1783 .
Web links
Commons : NGC 3655 - collection of images, videos, and audio files
