NGC 1549
| Galaxy NGC 1549 |
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|---|---|
![NGC 1549 [1]](https://de.wikipedia.org/wiki/Datei:NGC1549.gif)
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| NGC 1549 | |
| AladinLite | |
| Constellation | Swordfish |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 04 h 15 m 45.130 s |
| declination | -55 ° 35 ′ 32.10 ″ |
| Appearance | |
| Morphological type | E / S0 |
| Brightness (visual) | 9.6 likes |
| Brightness (B-band) | 10.6 mag |
| Angular expansion | 4.9 ′ × 4.1 ′ |
| Position angle | 135 ° |
| Surface brightness | 12.9 mag / arcmin² |
| Physical data | |
| Affiliation |
Dorado group SSRS group 13 NGC 1566 group LGG 112 |
| Redshift | 0.004190 ± 0.000040 |
| Radial velocity | 1256 ± 12 km / s |
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Stroke distance v rad / H 0 |
(48 ± 4) · 10 6 ly (14.8 ± 1.1) Mpc |
| diameter | 75,000 ly |
| history | |
| discovery | James Dunlop |
| Discovery date | November 5, 1826 |
| Catalog names | |
| NGC 1549 • PGC 14757 • ESO 157-016 • 2MASX J04154522-5535324 • SGC 041439-5542.9 • GC 834 • h 2629 • 2MASS J04154511-5535320 • LDCE 328 NED006 • WISEA J041545.10-553531.8 | |
NGC 1549 is an elliptical galaxy of Hubble type E0-1 in the constellation swordfish on the southern sky . It is estimated to be 48 million light years from the Milky Way and about 75,000 light years in diameter. Together with NGC 1553 , which is around 175,000 light years away , it forms an interacting galaxy pair and is a member of the NGC 1553 group ( LGG 112 ). In the same area of the sky are u. a. the galaxies NGC 1546 and IC 2058 .
The object was discovered on November 5, 1826 by the Scottish astronomer James Dunlop .
Web links
Commons : NGC 1549 - collection of images, videos, and audio files
