NGC 561
Galaxy NGC 561 |
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SDSS recording | |
AladinLite | |
Constellation | Andromeda |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 01 h 28 m 18.7 s |
declination | + 34 ° 18 ′ 31 ″ |
Appearance | |
Morphological type | (R) SB (s) a |
Brightness (visual) | 13.0 likes |
Brightness (B-band) | 13.9 likes |
Angular expansion | 1.6 ′ × 1.5 ′ |
Position angle | 45 ° |
Surface brightness | 13.8 mag / arcmin² |
Physical data | |
Affiliation |
NGC 507 group LGG 26 |
Redshift | 0.015577 ± 0.000033 |
Radial velocity | 4670 ± 10 km / s |
Stroke distance v rad / H 0 |
(215 ± 15) x 10 6 ly (66.0 ± 4.6) Mpc |
history | |
discovery | Heinrich Louis d'Arrest |
Discovery date | August 23, 1862 |
Catalog names | |
NGC 561 • UGC 1048 • PGC 5489 • CGCG 521-032 • MCG + 06-04-029 • IRAS 01254 + 3403 • 2MASX J01281877 + 3418313 • GC 331 • GALEX ASC J012818.82 + 341833.7 • LDCE 74 NED086 |
NGC 561 is a barred spiral galaxy of the Hubble type SBa in the constellation Andromeda in the northern sky . It is estimated to be 215 million light years away from the Milky Way and has a diameter of around 100,000 ly.
In the same area of the sky are the galaxies NGC 529 , NGC 531 , NGC 536 , NGC 542 , among others .
The object was discovered on August 23, 1862 by the German-Danish astronomer Heinrich Louis d'Arrest .
Web links
Commons : NGC 561 - collection of images, videos, and audio files