NGC 1157
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| NGC 1157 | |
|---|---|
 | |
| Observation data (J2000 epoch) | |
| Constellation | Eridanus |
| Right ascension | 02h 58m 06.6s |
| Declination | −15° 07′ 05″ |
| Redshift | 0.029544 |
| Apparent magnitude (V) | 14.8 |
| Characteristics | |
| Type | Sb (Spiral)[1] |
| Apparent size (V) | 0.6′ × 0.3′ |
| Other designations | |
| PGC 11218[2] | |
NGC 1157 is a spiral galaxy located in the constellation Eridanus. It has been classified as an "Sb" type spiral galaxy. The galaxy's redshift (z) of 0.029544 places it at a distance of about 124.8 megaparsecs (407 million light-years) from Earth. NGC 1157 has angular dimensions of 0.60' by 0.3' and is faint, with a visual magnitude of 14.8 and a blue magnitude of 15.6. Its surface brightness is about 12.8 magnitudes per square arcminute. NGC 1157 is also cataloged as PGC 11218.[3]
NGC 1157 was first observed by astronomer William Herschel on November 26, 1785. It has since been cataloged in the New General Catalogue (NGC) and is part of a small group of galaxies in the region, including NGC 1155, NGC 1156, NGC 1158, and NGC 1159.[4]
