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NGC 7259

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NGC7259
NGC 7259 (HST)
Observation data (J2000.0epoch)
ConstellationPiscis Austrinus
Right ascension22h23m05.52s[1]
Declination−28° 57′ 17.40″[1]
Redshift0.005944[1]
Heliocentric radial velocity1782 ± 5km/s[1]
Distance66 Mly[1]
Apparent magnitude(V)13.10[2]
Apparent magnitude(B)13.90[2]
Characteristics
TypeSb
Apparent size(V)1.1 x 0.9[1]
Other designations
PGC68718,MCG-5-52-69

NGC 7259is aspiral galaxyapproximately66 millionlight-yearsaway from Earth in theconstellationofPiscis Austrinus.[1]It was discovered byJohn Herschelon September 28, 1834.[3]

Supernova SN 2009ip

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In 2009, a possiblesupernovawas detected within the galaxy, and was designatedSN 2009ip.Since the brightness faded in a matter of days, it was redesignated as aluminous blue variable (LBV)supernova impostor.[4] During the following years several luminous outbursts were detected from SN 2009ip.[5][4]In September 2012 SN 2009ip was classified as a youngtype IIn supernova.[6]

See also

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References

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  1. ^abcdefg"NASA/IPAC Extragalactic Database".ned.ipac.caltech.edu.RetrievedNovember 29,2017.
  2. ^ab"Revised NGC Data for NGC 7259".spider.seds.org.RetrievedDecember 9,2017.
  3. ^"Data for NGC 7259".www.astronomy-mall.com.RetrievedDecember 9,2017.
  4. ^ab"Supernova impostor explodes for real".www.newscientist.com.RetrievedNovember 29,2017.
  5. ^Drake, A. J.; Howerton, S.; McNaught, R.; Djorgovski, S. G.; Mahabal, A. A.; Graham, M. J.; Williams, R.; Prieto, J.; Catelan, M.; Christensen, E.; Larson, S. (2012)."A New Luminous Outburst from SN 2009ip".The Astronomer's Telegram.4334:1.Bibcode:2012ATel.4334....1D.RetrievedNovember 29,2017.
  6. ^Maza, J.; Hamuy, M.; Antezana, R.; Gonzalez, L.; Lopez, P.; Silva, S.; Folatelli, G.; Iturra, D.; Cartier, R.; Forster, F.; Marchi, S.; Rojas, A.; Pignata, G.; Conuel, B.; Reichart, D.; Ivarsen, K.; Haislip, J.; Crain, A.; Foster, D.; Nysewander, M.; Lacluyze, A. (2009)."Supernova 2009ip in NGC 7259".Central Bureau Electronic Telegrams.1928:1.Bibcode:2009CBET.1928....1M.RetrievedNovember 29,2017.
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