NGC 6181
| NGC 6181 | |
|---|---|
 NGC 6181 imaged by the Hubble Space Telescope | |
| Observation data (J2000 epoch) | |
| Constellation | Hercules |
| Right ascension | 16h 32m 20.9715s |
| Declination | +19° 49′ 34.972″ |
| Redshift | 0.007909 |
| Heliocentric radial velocity | 2371±1 km/s |
| Galactocentric velocity | 2415±3 km/s |
| Distance | 116.2 ± 8.1 Mly (35.63 ± 2.49 Mpc) |
| Apparent magnitude (V) | 10.42 |
| Absolute magnitude (V) | -22.14 |
| Characteristics | |
| Type | SAB(rs)c |
| Size | ~78,000 ly (23.93 kpc) (estimated) |
| Apparent size (V) | 2.50′ × 1.1′ |
| Other designations | |
| IRAS 16301+1955, UGC 10439, MCG +03-42-020, PGC 58470, CGCG 109-031 | |
References: NASA/IPAC extragalactic datatbase, http://spider.seds.org/, http://cseligman.com | |
NGC 6181 is a barred spiral galaxy located in the constellation Hercules. It is designated as SB(rs)c in the galaxy morphological classification scheme and was discovered by William Herschel on 28 April 1788. The galaxy is 107 million light years away.
Supernovae
Three supernovae have been observed in NGC 6181:
- SN 1926B (type unknown, mag. 14.8) was discovered by Adriaan van Maanen on a photographic plate taken on 17 June 1926, but the discovery was not made until February 1941.
- SN 1951I (type unknown, mag. 15.7) was discovered in April 1951.
- SN 2019aai (Type II, mag. 17.84) was discovered by the Zwicky Transient Facility on 20 January 2019.
See also
Gallery
NGC 6181 by the Sloan Digital Sky Survey
References
- 1 2 3 4 5 6 7 8 9 "Results for object NGC 6181". NASA/IPAC extragalactic database. NASA/IPAC. Retrieved 3 October 2015.
- ↑ "NGC 6181 (= PGC 57684)". cseligman. Retrieved 3 October 2015.
- ↑ "Revised NGC Data for NGC 6081". Seds. Retrieved 3 October 2015.
- ↑ Van Maanen, A. (1941). "Supernova in NGC 6181". Publications of the Astronomical Society of the Pacific. 53 (312): 125. Bibcode:1941PASP...53..125V. doi:10.1086/125285.
- ↑ "List of Supernovae". Central Bureau for Astronomical Telegrams. IAU. Retrieved 20 May 2026.
- ↑ "SN 1926B". Transient Name Server. IAU. Retrieved 20 May 2026.
- ↑ "SN 1951I". Transient Name Server. IAU. Retrieved 20 May 2026.
- ↑ "SN 2019aai". Transient Name Server. IAU. Retrieved 6 September 2024.
External links
Media related to NGC 6181 at Wikimedia Commons
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