NGC 4504
| Galaxy NGC 4504 |
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|---|---|
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 32 m 17.4 s |
| declination | -07 ° 33 ′ 48 ″ |
| Appearance | |
| Morphological type | SA (s) cd |
| Brightness (visual) | 13.2 mag |
| Brightness (B-band) | 13.9 likes |
| Angular expansion | 3.20 × 2.2 |
| Position angle | 153 ° |
| Surface brightness | 15.2 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 293 |
| Redshift | 0.003329 ± 0.000007 |
| Radial velocity | (998 ± 2) km / s |
|
Stroke distance v rad / H 0 |
(39 ± 3) x 10 6 ly (12.1 ± 0.9) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | March 20, 1789 |
| Catalog names | |
| NGC 4504 • PGC 41555 • MCG -01-32-022 • IRAS 12296-0717 • 2MASX J12321745-0733483 • GC 3054 • H II-771 • h 1398 • GALEX ASC J123217.50-073349.7 • LDCE 904 NED172 | |
NGC 4504 is a barred spiral galaxy of the Hubble type SBc in the constellation Virgo on the ecliptic . It is estimated to be 39 million light years away from the Milky Way and has a diameter of about 25,000 ly.
In the same area of the sky are the galaxies NGC 4487 , NGC 4520 , IC 799 , among others .
The object was discovered on March 20, 1789 by the astronomer William Herschel with the help of his 18.7-inch mirror telescope.
Web links
Commons : NGC 4504 - collection of images, videos, and audio files
