NGC 6798
| Galaxy NGC 6798 / IC 1300 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | swan |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 19 h 24 m 03.2 s |
| declination | + 53 ° 37 ′ 29 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 13.2 mag |
| Brightness (B-band) | 14.2 mag |
| Angular expansion | 1.6 ′ × 0.9 ′ |
| Position angle | 141 ° |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Affiliation | isolated |
| Redshift | 0.007872 ± 0.000017 |
| Radial velocity | (2360 ± 5) km / s |
|
Stroke distance v rad / H 0 |
(115 ± 8) x 10 6 ly (35.4 ± 2.5) Mpc |
| history | |
| discovery | Lewis A. Swift |
| Discovery date | August 5, 1885 |
| Catalog names | |
| NGC 6798 • IC 1300 • PGC 63171 • CGCG 281-001 • MCG + 09-32-002 • 2MASX J19240319 + 5337291 • GALEX ASC J192403.13 + 533726.7 • 2MIG 2649 | |
NGC 6798 = IC 1300 is a lenticular galaxy of the Hubble type S0 in the constellation Swan in the northern sky . It is estimated to be 115 million light-years from the Milky Way and about 55,000 light-years across.
The astronomical object was discovered on October 2, 1891 by the American astronomer Lewis A. Swift . The galaxy NGC 6798 , also discovered by Lewis A. Swift on August 5, 1885, is identical to IC 1300 .