NGC 2749
| Galaxy NGC 2749 |
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|---|---|
![NGC 2749 with PGC 25505 (ro) [1], SDSS image](https://de.wikipedia.org/wiki/Datei:NGC2749_-_SDSS_DR14.jpg)
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| NGC 2749 with PGC 25505 (ro), SDSS image | |
| AladinLite | |
| Constellation | cancer |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 09 h 05 m 21.3 s |
| declination | + 18 ° 18 ′ 47 ″ |
| Appearance | |
| Morphological type | E3 / LINER |
| Brightness (visual) | 11.7 mag |
| Brightness (B-band) | 12.7 mag |
| Angular expansion | 1.7 ′ × 1.4 ′ |
| Position angle | 69 ° |
| Surface brightness | 12.7 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 166 |
| Redshift | 0.013976 ± 0.000070 |
| Radial velocity | (4190 ± 21) km / s |
|
Stroke distance v rad / H 0 |
(183 ± 13) · 10 6 ly (56.1 ± 3.9) Mpc |
| history | |
| discovery | Heinrich Louis d'Arrest |
| Discovery date | March 5, 1862 |
| Catalog names | |
| NGC 2749 • UGC 4763 • PGC 25508 • CGCG 090-069 • MCG + 03-23-036 • 2MASX J09052131 + 1818472 • GALEX ASC J090521.22 + 181846.9 • USGC U203 NED06 | |
NGC 2749 is an elliptical galaxy with an active nucleus of the Hubble type E3 in the constellation Cancer on the ecliptic . It is an estimated 183 million light years from the Milky Way and about 90,000 light years across.
The galaxies NGC 2745 , NGC 2747 , NGC 2751 , NGC 2752 are located in the same area of the sky .
The object was discovered on March 5, 1862 by Heinrich Louis d'Arrest .
NGC 2749 group ( LGG 166 )
| Galaxy | Alternative name | Distance / million ly |
|---|---|---|
| NGC 2749 | PGC 25508 | 183 |
| NGC 2730 | PGC 25384 | 167 |
| NGC 2738 | PGC 25454 | 167 |
| NGC 2744 | PGC 25480 | 149 |
| NGC 2764 | PGC 25690 | 117 |
| PGC 25535 | UGC 4773 | 149 |
| PGC 25561 | UGC 4780 | 143 |
| PGC 25690 | UGC 4809 | 117 |