NGC 7498
| Galaxy NGC 7498 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Aquarius |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 23 h 09 m 56.2 s |
| declination | -24 ° 25 ′ 30 ″ |
| Appearance | |
| Morphological type | (R ') Sab: |
| Brightness (visual) | 14.4 mag |
| Brightness (B-band) | 15.2 mag |
| Angular expansion | 0.9 ′ × 0.4 ′ |
| Position angle | 177 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.026572 ± 0.000103 |
| Radial velocity | 7966 ± 31 km / s |
|
Stroke distance v rad / H 0 |
(358 ± 25) x 10 6 ly (109.8 ± 7.7) Mpc |
| history | |
| discovery | Albert Marth |
| Discovery date | September 24, 1864 |
| Catalog names | |
| NGC 7498 • PGC 70590 • ESO 535-006 • MCG -04-54-008 • 2MASX J23095620-2425299 • SGC 230715-2441.8 • GALEX ASC J230956.16-242529.3 | |
NGC 7498 is a spiral galaxy of Hubble type Sab in the constellation Aquarius on the ecliptic . It is estimated to be 358 million light years from the Milky Way and about 95,000 light years in diameter.
In the same area of the sky is u. a. the galaxy NGC 7494 .
The object was discovered by Albert Marth on September 24, 1864 .