NGC 6181

NGC 6181
NGC 6181 imaged by the Hubble Space Telescope
Observation data (J2000 epoch)
ConstellationHercules
Right ascension16h 32m 20.9s
Declination+19° 49′ 36″
Redshift0.007922±0.000013
Heliocentric radial velocity2375±4 km/s
Galactocentric velocity2493±6 km/s
Apparent magnitude (V)10.42
Absolute magnitude (V)-22.14
Characteristics
TypeSB(rs)c
Size~ 79,000 light years
Apparent size (V)2.50 × 1.1
Other designations
UGC 10439, MCG 3-42-20, ZWG 109.31, PGC 58470, IRAS 16301+1955
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.[1][2][3]

Three supernovae have been observed in NGC 6181: SN 1926B (type unknown, mag. 14.8),[4][5] SN 1951I (type unknown, mag. 15.7),[6] and SN 2019aai (type II, mag. 17.84).[7]

  1. ^ "Object No. 1 - NGC 6181". NASA/IPAC extragalactic database. NASA/IPAC. Retrieved 3 October 2015.
  2. ^ "Revised NGC Data for NGC 6081". Seds. Retrieved 3 October 2015.
  3. ^ "NGC 6181 (= PGC 57684)". cseligman. Retrieved 3 October 2015.
  4. ^ Transient Name Server entry for SN 1926B. Retrieved 28 March 2023.
  5. ^ Central Bureau for Astronomical Telegrams list of Supernovae. Retrieved 28 March 2023.
  6. ^ Transient Name Server entry for SN 1951I. Retrieved 25 March 2023.
  7. ^ "SN 2019aai". Transient Name Server. IAU. Retrieved 6 September 2024.