NGC 1390
| Galaxy NGC 1390 |
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|---|---|
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| AladinLite | |
| Constellation | Eridanus |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 03 h 37 m 52.2 s |
| declination | -19 ° 00 ′ 30 ″ |
| Appearance | |
| Morphological type | SBa pec |
| Brightness (visual) | 14.07 ± 0.20 mag |
| Brightness (B-band) | 14.89 ± 0.20 mag |
| Angular expansion | 1.4 ′ × 0.6 ′ |
| Position angle | 20.9 ° |
| Surface brightness | 13.7 mag / arcmin² |
| Physical data | |
| Affiliation | Eridanus Group NGC 1370 NGC 1362 NGC 1390 |
| Redshift | 0.004026 ± 0.000040 |
| Radial velocity | 1209 ± 7 km / s km / s |
|
Stroke distance v rad / H 0 |
(50 ± 4) x 10 6 ly (15.4 ± 1.1) Mpc |
| diameter | 22,000 ly |
| history | |
| discovery | Frank Muller |
| Discovery date | 1886 |
| Catalog names | |
| NGC 1390 • PGC 13386 • ESO 548-054 • MCG -03-10-17 • 2MASX J03375216-1900300 • | |
NGC 1390 is a barred spiral galaxy of the Hubble type SBa in the constellation Eridanus in the southern sky . The luminosity class of NGC 1390 is I with a broad hydrogen line . Together with NGC 1362 and NGC 1370 , it forms the NGC 1370 group , which in turn is part of the Eridanus galaxy cluster .
The object , which is about 50 million light-years away from the Milky Way and 22,000 light-years in diameter, was discovered in 1886 by the American astronomer Frank Muller .