NGC 7407
| Galaxy NGC 7407 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Pegasus |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 22 h 53 m 20.9 s |
| declination | + 32 ° 07 ′ 50 ″ |
| Appearance | |
| Morphological type | Sbc |
| Brightness (visual) | 13.3 mag |
| Brightness (B-band) | 14.0 mag |
| Angular expansion | 2.00 × 0.9 |
| Position angle | 152 ° |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.021448 ± 0.000033 |
| Radial velocity | 6430 ± 10 km / s |
|
Stroke distance v rad / H 0 |
(296 ± 21) x 10 6 ly (90.9 ± 6.4) Mpc |
| history | |
| discovery | Édouard Stephan |
| Discovery date | September 13, 1873 |
| Catalog names | |
| NGC 7407 • UGC 12230 • PGC 69922 • CGCG 495-042 / 496-005 • MCG + 05-54-002 • IRAS 22510 + 3151 • 2MASX J22532041 + 3207529 • LDCE 1520 NED072 | |
NGC 7407 is a spiral galaxy of Hubble type Sbc in the constellation Pegasus at the northern sky . It is an estimated 296 million light years from the Milky Way and about 170,000 light years in diameter.
The type IaP supernova SN 2003gq was observed here.
The object was discovered on September 13, 1873 by the astronomer Édouard Jean-Marie Stephan with his 31.5-inch reflector telescope and was later included in his New General Catalog by Johan Dreyer .
Photo from the Hubble Space Telescope
