NGC 488
Galaxy NGC 488 |
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NGC 488 with LEDA 1280267 (lo) & LEDA 4126658 (lu)
( 81 cm reflecting telescope of the Mount Lemmon Observatory ) |
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AladinLite | |
Constellation | fishes |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 01 h 21 m 46.85 s |
declination | + 05 ° 15 ′ 24.2 ″ |
Appearance | |
Morphological type | SA (r) b |
Brightness (visual) | 10.4 mag |
Brightness (B-band) | 11.2 mag |
Angular expansion | 5.4 ′ × 3.9 ′ |
Position angle | 15 ° |
Surface brightness | 13.6 mag / arcmin² |
Physical data | |
Affiliation | WBL 037 NGC 488 group LGG 21 |
Redshift | 0.007579 ± 0.000003 |
Radial velocity | 2272 ± 1 km / s |
Stroke distance v rad / H 0 |
(105 ± 8) x 10 6 ly (32.2 ± 2.3) Mpc |
history | |
discovery | William Herschel |
Discovery date | December 13, 1784 |
Catalog names | |
NGC 488 • UGC 907 • PGC 4946 • CGCG 411-033 • MCG + 01-04-033 • IRAS 01191 + 0459 • 2MASX J01214684 + 0515241 • GC 276 • H III 252 • h 103 • GALEX ASC J012146.72 + 051524.5 • LDCE 85 NED004 • KIG 50 |
NGC 488 is a spiral galaxy of Hubble type Sb in the constellation Pisces on the ecliptic . It is an estimated 105 million light years away from the Milky Way and about 150,000 light years in diameter. She is the brightest member of the NGC 488 group ( LGG 21 ).
The supernovae SN 1976G and SN 2010eb ( Type Ia ) were observed here.
The object was discovered on December 13, 1784 by the German-British astronomer William Herschel .
NGC 488 group ( LGG 21 )
Galaxy | Alternative name | Distance / million Lj |
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NGC 485 | PGC 4921 | 104 |
NGC 488 | PGC 4946 | 105 |
NGC 490 | PGC 4973 | 103 |
PGC 4827 | UGC 871 | 100 |
PGC 4862 | UGC 882 | 108 |
PGC 4885 | UGC 888 | 113 |
PGC 5101 | UGC 942 | 108 |
Web links
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