NGC 1056
| Galaxy NGC 1056 |
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|---|---|
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| SDSS image from NGC 1056 | |
| AladinLite | |
| Constellation | Aries |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 42 m 48.3 s |
| declination | + 28 ° 34 ′ 27 ″ |
| Appearance | |
| Morphological type | Sa; HII / Sy2 |
| Brightness (visual) | 12.5 mag |
| Brightness (B-band) | 13.4 mag |
| Angular expansion | 2.4 ′ × 1.1 ′ |
| Position angle | 160 ° |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.005154 +/- 0.000033 |
| Radial velocity | 1545 +/- 10 km / s |
|
Stroke distance v rad / H 0 |
(73 ± 5) · 10 6 ly (22.4 ± 1.6) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | October 26, 1786 |
| Catalog names | |
| NGC 1056 • UGC 2183 • PGC 10272 • MCG + 05-07-032 • IRAS 2398 + 2821 • 2MASX J02424828 + 2834273 • GC 590 • H III 584 • h 256 • | |
NGC 1056 is a spiral galaxy of Hubble type Sa in the constellation Aries on the ecliptic . It is listed as a Seyfert Galaxy Type 2.
The object was discovered on October 26, 1786 by William Herschel .