NGC 7450
| Galaxy NGC 7450 |
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|---|---|
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | Aquarius |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 23 h 00 m 47.7 s |
| declination | -12 ° 55 ′ 07 ″ |
| Appearance | |
| Morphological type | (R) SB (r) a / HII? / Sy1.5 |
| Brightness (visual) | 13.2 mag |
| Brightness (B-band) | 14.1 mag |
| Angular expansion | 1.8 ′ × 1.8 ′ |
| Surface brightness | 14.4 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 468 |
| Redshift | 3185 +/- 7 |
| Radial velocity | 0.010624 +/- 0.000023 km / s |
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Stroke distance v rad / H 0 |
(146 ± 10) · 10 6 ly (44.9 ± 3.1) Mpc |
| history | |
| discovery | Ernst Wilhelm Leberecht Temple |
| Discovery date | November 19, 1876 |
| Catalog names | |
| NGC 7450 • PGC 70252 • MCG -02-58-019 • 2MASX J23004784-1255063 • Mrk 1126 • LDCE 1549 NED003 | |
NGC 7450 is a bar-spiral galaxy with an active nucleus of the Hubble type SB (r) a in the constellation Aquarius on the ecliptic , which is an estimated 146 million light-years away from the Milky Way .
The galaxies NGC 7443 and NGC 7444 are located in the same area of the sky .
The object was discovered on November 19, 1876 by the astronomer Wilhelm Tempel with his 11-inch telescope and was later included in his New General Catalog by Johan Dreyer .