NGC 4944
Galaxy NGC 4944 |
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SDSS | |
AladinLite | |
Constellation | Berenike's hair |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 13 h 03 m 49.9 s |
declination | + 28 ° 11 ′ 09 ″ |
Appearance | |
Morphological type | S0-a |
Brightness (visual) | 12.9 mag |
Brightness (B-band) | 13.8 mag |
Angular expansion | 1.5 ′ × 0.5 ′ |
Position angle | 89 ° |
Surface brightness | 12.7 mag / arcmin² |
Physical data | |
Affiliation | Coma galaxy clusters ? |
Redshift | 0.023313 +/- 0.000025 |
Radial velocity | 6989 +/- 7 km / s |
Stroke distance v rad / H 0 |
(313 ± 22) x 10 6 ly (96.0 ± 6.7) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | April 11, 1785 |
Catalog names | |
NGC 4944 • UGC 8167 • PGC 45133 • CGCG 160-124 NED01 • MCG + 05-31-118 • 2MASX J13034994 + 2811089 • GC 3385 • H II 395 • h 1522 • LDCE 926 NED072 |
NGC 4944 is a 12.9 mag bright galaxy of the Hubble type "S0-a" in the constellation Haar der Berenike in the northern sky . It is estimated to be 313 million light years away from the Milky Way and has a diameter of about 130,000 ly.
In the same area of the sky are the galaxies NGC 4934 , NGC 4943 , IC 4111 , IC 4133 .
The Type Ia supernova SN 1973F was observed here.
The object was discovered on April 11, 1785 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "F, S".