NGC 903
Galaxy NGC 903 |
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SDSS recording | |
AladinLite | |
Constellation | Aries |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 02 h 24 m 00.9 s |
declination | + 27 ° 21 ′ 23 ″ |
Appearance | |
Morphological type | S0 |
Brightness (visual) | 15.7 mag |
Brightness (B-band) | 16.7 mag |
Angular expansion | 0.5 ′ × 0.3 ′ |
Position angle | 175 ° |
Surface brightness | 13.5 mag / arcmin² |
Physical data | |
Redshift | 0.016818 ± 0.000067 |
Radial velocity | (5042 ± 20) km / s |
Stroke distance v rad / H 0 |
(230 ± 16) x 10 6 ly (70.4 ± 4.9) Mpc |
history | |
discovery | Edouard Stephan |
Discovery date | December 13, 1884 |
Catalog names | |
NGC 903 • UGC 1852 NOTES01 • PGC 9097 • 2MASX J02240089 + 2721229 • LEDA 9097 • GALEX ASC J022400.85 + 272124.2 |
NGC 903 is a lenticular galaxy of the Hubble type S0 in the constellation Aries north of the ecliptic . It is estimated to be 230 million light-years away from the Milky Way and has a diameter of about 35,000 ly. a. the galaxies NGC 904 , NGC 915 , NGC 916 , NGC 919 .
The object was on 13 December 1884 by the astronomer Edouard Stephan using a 80-cm - telescope discovered.
Web links
Commons : NGC 903 - collection of images, videos, and audio files