NGC 4040
| Galaxy NGC 4040 |
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|---|---|
![NGC 4040 [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC4040_-_SDSS_DR14.jpg)
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| NGC 4040 SDSS image | |
| AladinLite | |
| Constellation | Berenike's hair |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 12 h 02 m 05.444 s |
| declination | + 17 ° 49 ′ 23.61 ″ |
| Appearance | |
| Morphological type | E / LINER |
| Brightness (visual) | 13.8 mag |
| Brightness (B-band) | 14.8 mag |
| Angular expansion | 1.9 ′ × 1.3 ′ |
| Position angle | 145 ° |
| Surface brightness | 14.9 mag / arcmin² |
| Physical data | |
| Affiliation | WBL 370 |
| Redshift | 0.023089 ± 0.000177 |
| Radial velocity | 6922 ± 53 km / s |
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Stroke distance v rad / H 0 |
(307 ± 22) x 10 6 ly (94.1 ± 6.6) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | March 30, 1887 |
| Catalog names | |
| NGC 4040 • UGC 7013 • PGC 37993 • CGCG 098-028 • MCG + 03-31-018 • 2MASX J12020544 + 1749232 • GALEX ASC J120205.40 + 174925.5 • NSA 117631 • WISEA J120205.45 + 174923.6 | |
NGC 4040 is an elliptical galaxy of the Hubble type E3 with an active galaxy core in the constellation Coma Berenices in the northern sky . It is estimated to be 307 million light-years from the Milky Way and about 175,000 light-years across.
In the same area of the sky are the galaxies NGC 4048 , NGC 4049 , NGC 4064 .
The object was discovered on March 30, 1887 by the astronomer Lewis Swift .