NGC 978
| Galaxy NGC 978 |
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|---|---|
|
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| AladinLite | |
| Constellation | triangle |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 34 m 47.6 s |
| declination | + 32 ° 50 ′ 37 ″ |
| Appearance | |
| Morphological type | E / S0 |
| Brightness (visual) | 12.2 mag |
| Brightness (B-band) | 13.2 mag |
| Angular expansion | 1.3 ′ × 1 ′ |
| Position angle | 62 ° |
| Surface brightness | 12.6 mag / arcmin² |
| Physical data | |
| Affiliation | WBL 077-005 LGG 66 |
| Redshift | 0.015794 |
| Radial velocity | 4735 km / s |
|
Stroke distance v rad / H 0 |
(216 ± 15) · 10 6 ly (66.3 ± 4.6) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | November 22, 1827 |
| Catalog names | |
| NGC 978 • UGC 2057 • PGC 9821 • CGCG 505-018 • MCG + 05-07-016 • 2MASX J02344697 + 3250462 • | |
NGC 978 is an elliptical galaxy of Hubble type E / S0 in the constellation Triangulum at the northern sky . It is an estimated 216 million light years away from the Milky Way and has a diameter of about 80,000 ly. Together with PGC 9823 , it forms a bound pair of galaxies.
The galaxies NGC 969 , NGC 970 , NGC 973 and NGC 974 are located in the same area of the sky .
The object was discovered by John Herschel on November 22nd, 1827 .