NGC 1025
| Galaxy NGC 1025 |
|
|---|---|
![NGC 1031 & NGC 1025 [1]](https://de.wikipedia.org/wiki/Datei:NGC_1025_DSS.jpg)
|
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| NGC 1031 & NGC 1025 | |
| AladinLite | |
| Constellation | Pendulum clock |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 36 m 19.93 s |
| declination | -54 ° 51 ′ 51.0 ″ |
| Appearance | |
| Morphological type | Sb |
| Brightness (visual) | 13.1 mag |
| Brightness (B-band) | 13.9 likes |
| Angular expansion | 0.9 ′ × 0.5 ′ |
| Position angle | 6 ° |
| Surface brightness | 12.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.021502 ± 0.000150 |
| Radial velocity | 6446 ± 45 km / s |
|
Stroke distance v rad / H 0 |
(282 ± 20) x 10 6 ly (86.5 ± 6.1) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | September 11, 1836 |
| Catalog names | |
| NGC 1025 • PGC 9891 • ESO 154-004 • IRAS 02347-5504 • 2MASX J02361991-5451510 • SGC 023446-5504.9 • GALEX ASC J023619.82-545149.7 • WISEA J023619.94-545150.8 | |
NGC 1025 is a spiral galaxy of the Hubble type Sb in the constellation Horologium in the southern sky . It is estimated to be 282 million light years from the Milky Way and about 75,000 light years in diameter.
In the same area of the sky is u. a. the galaxy NGC 1031 .
The object was discovered by John Herschel on September 11, 1836 .