NGC 4545
| Galaxy NGC 4545 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Dragon |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 34 m 34.1 s |
| declination | + 63 ° 31 ′ 30 ″ |
| Appearance | |
| Morphological type | SB (s) cd |
| Brightness (visual) | 12.3 mag |
| Brightness (B-band) | 13.0 likes |
| Angular expansion | 2.5 ′ × 1.5 ′ |
| Position angle | 8 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 295 |
| Redshift | 0.009106 ± 0.000023 |
| Radial velocity | 2730 ± 7 km / s |
|
Stroke distance v rad / H 0 |
(127 ± 9) x 10 6 ly (39.0 ± 2.7) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | March 20, 1790 |
| Catalog names | |
| NGC 4545 • UGC 7747 • PGC 41838 • CGCG 315-047 • MCG + 11-15-64 • IRAS 12323 + 6348 • 2MASX J12343421 + 6331301 • GC 3089 • H II 850 • h 1346 • LDCE 0889 NED010 | |
NGC 4545 is a barred spiral galaxy of the Hubble type SBc in the constellation Dragon. It is estimated to be 127 million light years from the Milky Way .
The object was discovered on March 20, 1790 by the astronomer Wilhelm Herschel .