NGC 7241
| Galaxy NGC 7241 |
|
|---|---|
![NGC 7241 & LEDA 68420 (u) [1] (81 cm reflecting telescope of the Mount Lemmon Observatory)](https://de.wikipedia.org/wiki/Datei:N7241s.jpg)
|
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| NGC 7241 & LEDA 68420 (u) ( 81 cm reflecting telescope of the Mount Lemmon Observatory ) | |
| AladinLite | |
| Constellation | Pegasus |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 22 h 15 m 49.7 s |
| declination | + 19 ° 13 ′ 53 ″ |
| Appearance | |
| Morphological type | SB (s) bc? / pec |
| Brightness (visual) | 12.7 mag |
| Brightness (B-band) | 13.5 likes |
| Angular expansion | 3.4 ′ × 1.1 ′ |
| Position angle | 20 ° |
| Surface brightness | 14 mag / arcmin² |
| Physical data | |
| Redshift | 0.004827 ± 0.000003 |
| Radial velocity | 1447 ± 1 km / s |
|
Stroke distance v rad / H 0 |
(73 ± 5) · 10 6 ly (22.5 ± 1.6) Mpc |
| history | |
| discovery | Edouard Stephan |
| Discovery date | September 3, 1872 |
| Catalog names | |
| NGC 7241 • UGC 11968 • PGC 68442 • CGCG 451-024 • MCG + 03-56-020 • KUG 2213 + 189B • 2MASX J22154987 + 1913564 • II ZW 174 • NVSS J221549 + 191351 | |
NGC 7241 is a barred spiral galaxy of the Hubble type SBbc in the constellation Pegasus in the northern sky . It is estimated to be 73 million light years from the Milky Way and about 65,000 light years in diameter. Together with PGC 68420 , it forms a gravitationally bound galaxy pair .
The object was on 3 September 1872 by the astronomer Édouard Stephan using a 80-cm - telescope discovered.
Web links
Commons : NGC 7241 - collection of images, videos, and audio files
