NGC 591
| Galaxy NGC 591 |
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|---|---|
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | Andromeda |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 01 h 33 m 31.2 s |
| declination | + 35 ° 40 ′ 06 ″ |
| Appearance | |
| Morphological type | (R ') SB0 / a Sy1 / Sy2 |
| Brightness (visual) | 13 likes |
| Brightness (B-band) | 13.9 likes |
| Angular expansion | 1.3 ′ × 1.1 ′ |
| Position angle | 5 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 507 group LGG 26 |
| Redshift | 0.015167 ± 0.000033 |
| Radial velocity | 4547 ± 10 km / s |
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Stroke distance v rad / H 0 |
(210 ± 15) · 10 6 ly (64.3 ± 4.5) Mpc |
| history | |
| discovery | Truman H. Safford |
| Discovery date | October 10, 1866 |
| Catalog names | |
| NGC 591 • UGC 1111 • PGC 5800 • CGCG 521-046 • MCG + 06-04-038 • IRAS 01306 + 3524 • 2MASX J01333122 + 3540055 • Mrk 1157 • GALEX ASC J013331.14 + 354006.7 • LDCE 74 NED090 | |
NGC 591 is a lenticular galaxy with an active nucleus of the Hubble type SB0 / a in the constellation Andromeda in the northern sky . It is estimated to be 210 million light years from the Milky Way and about 80,000 light years in diameter . She is considered a member of the NGC-507 group .
The galaxies NGC 587 and NGC 621 are located in the same area of the sky .
The object was discovered on October 10, 1866 by the American astronomer Truman Henry Safford .
Web links
Commons : NGC 591 - collection of images, videos, and audio files
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 591. Deep Sky Observer's Companion, accessed on August 12, 2015 .