NGC 388
| Galaxy NGC 388 |
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|---|---|
![NGC 388 [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC388_-_SDSS_DR14.jpg)
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| NGC 388 SDSS image | |
| AladinLite | |
| Constellation | fishes |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 01 h 07 m 47.146 s |
| declination | + 32 ° 18 ′ 35.87 ″ |
| Appearance | |
| Morphological type | E3: |
| Brightness (visual) | 14.6 mag |
| Brightness (B-band) | 15.6 mag |
| Angular expansion | 0.6 ′ × 0.3 ′ |
| Position angle | 165 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Affiliation |
NGC 383 group LGG 18 WBL 25 |
| Redshift | 0.018159 ± 0.000067 |
| Radial velocity | 5444 ± 20 km / s |
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Stroke distance v rad / H 0 |
(250 ± 18) x 10 6 ly (76.7 ± 5.4) Mpc |
| history | |
| discovery | Bindon B. Stoney |
| Discovery date | November 4, 1850 |
| Catalog names | |
| NGC 388 • PGC 4005 • CGCG 501-090 • MCG + 05-03-059 • 2MASX J01074719 + 3218352 • Arp 331 NED08 • GC 210 • GALEX ASC J010747.16 + 321834.9 • NSA 128600 | |
NGC 388 is an elliptical galaxy from the Hubble type E1 in the constellation fish on the ecliptic . It is an estimated 250 million light years away from the Milky Way and about 45,000 light years in diameter.
Together with NGC 375 , NGC 379 , NGC 380 , NGC 382 , NGC 383 , NGC 384 , NGC 385 , NGC 386 and NGC 387 , it forms the galaxy chain Arp 331 . It is a member of the NGC 452 group ( LGG 18 ) with 21 other galaxies .
Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This group of galaxies belongs to the class chains of galaxies .
The object was discovered on November 4, 1850 by the Irish astronomer Bindon Blood Stoney , an assistant to William Parsons .
literature
- Jeff Kanipe and Dennis Webb: The Arp Atlas of Peculiar Galaxies - A Chronicle and Observer's Guide " , Richmond 2006, ISBN 978-0-943396-76-7