NGC 5355
| Galaxy NGC 5355 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Hunting dogs |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 13 h 53 m 45.5 s |
| declination | + 40 ° 20 ′ 19 ″ |
| Appearance | |
| Morphological type | E3 |
| Brightness (visual) | 13.0 likes |
| Brightness (B-band) | 14.0 mag |
| Angular expansion | 1.2 '× 0.7' |
| Position angle | 35 ° |
| Surface brightness | 12.7 mag / arcmin² |
| Physical data | |
| Affiliation | HCG 68 NGC 5371 group WBL 475 LGG 361 |
| Redshift | 0.007819 ± 0.000017 |
| Radial velocity | (2344 ± 5) km / s |
|
Stroke distance v rad / H 0 |
(108 ± 8) · 10 6 ly (33.2 ± 2.3) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | January 14, 1788 |
| Catalog names | |
| NGC 5355 • UGC 8819 • PGC 49380 • CGCG 219-020 • MCG + 07-29-12 • 2MASX J13534556 + 4020196 • HCG 68C • GC 3695 • H III 699 • h 1702 • GALEX ASC J135345.54 + 402018.2 • LDCE 1006 NED011 • Stile 555D | |
NGC 5355 is a 13.0 mag bright lenticular galaxy of the Hubble-type S0 in the constellation Hounds in the northern sky. It is estimated to be 108 million light years from the Milky Way and about 40,000 light years in diameter.
NGC 5355 is part of a galaxy group also known as the Hickson Compact Group 68 . This group includes the galaxies NGC 5311 , NGC 5313 , NGC 5350 , NGC 5353 , NGC 5354 and NGC 5358 .
The object was discovered on January 14, 1788 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as “vF, S, iF”.