NGC 5389
| Galaxy NGC 5389 |
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|---|---|
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | Big Bear |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 13 h 56 m 06.3 s |
| declination | + 59 ° 44 ′ 31 ″ |
| Appearance | |
| Morphological type | SAB (r) 0 / a :? |
| Brightness (visual) | 12.0 mag |
| Brightness (B-band) | 12.9 mag |
| Angular expansion | 4.1 ′ × 1.1 ′ |
| Position angle | 3 ° |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 360 |
| Redshift | 0.006144 +/- 0.000077 |
| Radial velocity | 1842 +/- 23 km / s |
|
Stroke distance v rad / H 0 |
(88 ± 6) x 10 6 ly (27.0 ± 1.9) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | April 24, 1789 |
| Catalog names | |
| NGC 5370 • UGC 8866 • PGC 49548 • CGCG 295-027 • MCG 10-20-051 • IRAS 13544 + 5959 • 2MASX J13560636 + 5944311 • GC 3726 • H I 240 • h 1719 • LDCE 1005 NED008 | |
NGC 5389 is a lenticular galaxy in the constellation Great Bear . It is estimated to be 88 million light-years away from the Milky Way and has a diameter of about 100,000 ly.
In the same area of the sky are u. a. the galaxies NGC 5342 , NGC 5376 , NGC 5379 , NGC 5402 .
The object was discovered on April 24, 1789 by the astronomer William Herschel with the help of his 18.7 inch reflector telescope and was later listed by Johan Dreyer in his New General Catalog .