IC 49
| Galaxy IC 49 |
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|---|---|
![IC 49 [1], SDSS image](https://de.wikipedia.org/wiki/Datei:IC49_-_SDSS_DR14.jpg)
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| IC 49, SDSS image | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 00 h 43 m 56.131 s |
| declination | + 01 ° 51 ′ 01.03 ″ |
| Appearance | |
| Morphological type | SAB (s) bc / Sbrst |
| Brightness (visual) | 13.5 likes |
| Brightness (B-band) | 14.2 mag |
| Angular expansion | 1.5 ′ × 1.1 ′ |
| Position angle | 95 ° |
| Surface brightness | 14.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.015214 ± 0.000030 |
| Radial velocity | 4561 ± 9 km / s |
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Stroke distance v rad / H 0 |
(208 ± 15) · 10 6 ly (63.7 ± 4.5) Mpc |
| diameter | 90,000 ly |
| history | |
| discovery | Lewis Swift |
| Discovery date | September 18, 1890 |
| Catalog names | |
| IC 49 • UGC 468 • PGC 2617 • CGCG 384-003 • MCG + 00-03-003 • IRAS F00413 + 0134 • 2MASX J00435616 + 0151011 • GALEX ASC J004356.10 + 015101.5 • HIPASS J0043 + 01 • NSA 127629 | |
IC 49 is a spiral galaxy with a high rate of star formation of the Hubble type Sc in the constellation Whale south of the ecliptic . It is estimated to be 208 million light years from the Milky Way and about 90,000 light years in diameter.
The Type Ib supernova SN 1991ar was observed here.
The object was discovered by Lewis Swift on September 18, 1890 .