NGC 4048
| Galaxy NGC 4048 |
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|---|---|
![NGC 4048 with SDSS J120252.32 + 180030.0 (lu) & LEDA 1547969 (ro) [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC4048_-_SDSS_DR14.jpg)
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| NGC 4048 with SDSS J120252.32 + 180030.0 (lu) & LEDA 1547969 (ro) 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 50.188 s |
| declination | + 18 ° 00 ′ 56.06 ″ |
| Appearance | |
| Morphological type | S0 / HII |
| Brightness (visual) | 14.0 mag |
| Brightness (B-band) | 14.9 mag |
| Angular expansion | 0.6 ′ × 0.5 ′ |
| Position angle | 92 ° |
| Surface brightness | 12.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.016058 ± 0.000033 |
| Radial velocity | 4814 ± 10 km / s |
|
Stroke distance v rad / H 0 |
(213 ± 15) · 10 6 ly (65.3 ± 4.6) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | March 23, 1827 |
| Catalog names | |
| NGC 4048 • UGC 7023 • PGC 38040 • CGCG 098-030 • MCG + 03-31-020 • IRAS 12001 + 0215 • KUG 1200 + 182 • 2MASX J12025025 + 1800559 • VV 384 • GC 2677 • h 1059 • 2MASS J12025023 + 1800558 • NSA 140656 • NVSS J120250 + 180056 | |
NGC 4048 is a galaxy of Hubble type S? with extensive star formation areas in the constellation Coma Berenices in the northern sky . It is estimated to be 213 million light years from the Milky Way and about 40,000 light years across. Together with SDSS J120252.32 + 180030.0 and PGC 1547969 , it forms an optical galaxy trio .
In the same area of the sky are u. a. the galaxies NGC 4040 , NGC 4049 , NGC 4064 .
The object was discovered on March 23, 1827 by the astronomer John Herschel .