NGC 7246
| Galaxy NGC 7246 / IC 5198 |
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|---|---|
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| AladinLite | |
| Constellation | Aquarius |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 22 h 17 m 42.7 s |
| declination | -15 ° 34 ′ 17 ″ |
| Appearance | |
| Morphological type | (R) SA (r) a: / HII |
| Brightness (visual) | 14.5 mag |
| Brightness (B-band) | 15.4 mag |
| Angular expansion | 1.5 ′ × 0.8 ′ |
| Position angle | 162 ° |
| Surface brightness | 14.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.013770 ± 0.000013 |
| Radial velocity | 4128 ± 4 km / s |
|
Stroke distance v rad / H 0 |
(189 ± 13) x 10 6 ly (57.8 ± 4.0) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | September 6, 1793 |
| Catalog names | |
| NGC 7246 • IC 5198 • PGC 68512 • MCG -03-56-014 • IRAS 22150-1549 • 2MASX J22174266-1534166 • GC 4775 • H III 932 • h 2156 • LDCE 1510 NED003 | |
NGC 7246 = IC 5198 is a spiral galaxy with extensive star formation regions of the Hubble type Sa in the constellation Aquarius on the ecliptic . It is estimated 189 million light years away from the Milky Way and has a diameter of about 80,000 ly.
In the same area of the sky are the galaxies NGC 7251 and IC 1440 , among others .
The object was discovered by Wilhelm Herschel on September 6, 1793 .