NGC 3449
| Galaxy NGC 3449 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Air pump |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 10 h 52 m 53.6 s |
| declination | -32 ° 55 ′ 39 ″ |
| Appearance | |
| Morphological type | SA (s) from: |
| Brightness (visual) | 11.7 mag |
| Brightness (B-band) | 12.5 mag |
| Angular expansion | 3.3 ′ × 1 ′ |
| Position angle | 148 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 222 |
| Redshift | 0.010921 +/- 0.000020 |
| Radial velocity | 3274 +/- 6 km / s |
|
Stroke distance v rad / H 0 |
(137 ± 9) x 10 6 ly (42.0 ± 2.9) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | April 29, 1834 |
| Catalog names | |
| NGC 3449 • PGC 32666 • ESO 376-025 • MCG -05-26-010 • IRAS 10505-3240 • 2MASX J10525364-3255394 • SGC 105032-3239.6 • GC 2249 • h 3302 • | |
NGC 3449 is a spiral galaxy of the Hubble type SA (s) ab in the constellation Antlia in the southern sky . It is an estimated 137 million light years away from the Milky Way and has a disk diameter of around 145,000 ly.
In 2012, the supernova of the type IIP SN 2012bu was observed here.
The object was discovered by John Herschel on April 29, 1834 .
NGC 3449 group ( LGG 222 )
| Galaxy | Alternative name | Distance / million Lj |
|---|---|---|
| NGC 3449 | PGC 32666 | 137 |
| PGC 32369 | ESO 437-065 | 135 |
| PGC 32625 | ESO 437-067 | 133 |