NGC 4281
| Galaxy NGC 4281 |
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|---|---|
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| The galaxy NGC 4281 captured by the Hubble Space Telescope . | |
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 12 h 20 m 21.5 s |
| declination | + 05 ° 23 ′ 11 ″ |
| Appearance | |
| Morphological type | S0 +: / sp |
| Brightness (visual) | 11.4 mag |
| Brightness (B-band) | 12.3 mag |
| Angular expansion | 3.0 '× 1.6' |
| Position angle | 88 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Affiliation | Virgo cluster WBL 397 NGC 4235 group LGG 281 |
| Redshift | 0.008909 ± 0.000017 |
| Radial velocity | 2671 ± 5 km / s |
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Stroke distance v rad / H 0 |
(116 ± 8) x 10 6 ly (35.5 ± 2.5) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | April 17, 1786 |
| Catalog names | |
| NGC 4281 • UGC 7389 • PGC 39801 • CGCG 042-034 • MCG + 01-32-012 • IRAS 12177 + 0539 • 2MASX J12202152 + 0523111 • VCC 408 • GC 2857/2869 • H II 571, II 573 • h 1187, 1194 • GALEX ASC J122003.71 + 052030.9 • HOLM 368B • LDCE 904 NED054 • EVCC 362 | |
NGC 4281 is a lenticular galaxy of the Hubble type S0 / a in the constellation Virgo north of the ecliptic . It is an estimated 116 million light years from the Milky Way and about 105,000 light years in diameter. The galaxy is considered a member of the NGC 4235 group ( LGG 281 ) and is listed under catalog number VVC 408 as part of the Virgo galaxy cluster .
Together with NGC 4259 , NGC 4268 , NGC 4270 , NGC 4273 , NGC 4277 and IC 3153 , it forms the galaxy group Holm 368 .
The object was discovered on April 17, 1786 by the astronomer William Herschel using his 18.7 inch reflector telescope.
Web links
Commons : NGC 4281 - collection of images, videos, and audio files
