NGC 7250是一個位於蝎虎座的不規則星系。該星系是明亮恆星大量且快速形成的藍色星系,其恆星形成率超過銀河系一個数量级[5]。
2013年,天文學家在NGC 7250發現一顆Ia超新星,即SN 2013dy 。該超新星在爆炸後約2.4小時被偵測到,在當時是爆炸後最短時間內被偵測到的超新星[6]。
NGC 7250在天球上的前景星為TYC 3203-450-1,目前對該恆星幾乎沒有相關研究。而該恆星與地球間的距離較NGC 7250近一百萬倍[7]。
- ^1.01.1A matter of distance. www.spacetelescope.org. [24 April 2017]. (原始内容存档于2019-05-06).
- ^2.02.1Skrutskie, M.The Two Micron All Sky Survey (2MASS). The Astronomical Journal. 2006,131 (2): 1163–1183 [2017-05-16].Bibcode:2006AJ....131.1163S.doi:10.1086/498708. (原始内容存档于2019-09-13).
- ^3.03.13.23.3NGC 7250.SIMBAD.斯特拉斯堡天文資料中心. [24 April 2017].
- ^NED results for object NGC 7250.National Aeronautics and Space Administration /Infrared Processing and Analysis Center. [24 April 2017]. (原始内容存档于2019-10-18).
- ^5.05.1Pan, Y.-C.; Foley, R. J.; Kromer, M.; Fox, O. D.; Zheng, W.; Challis, P.; Clubb, K. I.; Filippenko, A. V.; Folatelli, G.; Graham, M. L.; Hillebrandt, W.; Kirshner, R. P.; Lee, W. H.; Pakmor, R.; Patat, F.; Phillips, M. M.; Pignata, G.; Röpke, F.; Seitenzahl, I.; Silverman, J. M.; Simon, J. D.; Sternberg, A.; Stritzinger, M. D.; Taubenberger, S.; Vinko, J.; Wheeler, J. C. 500 days of SN 2013dy: Spectra and photometry from the ultraviolet to the infrared. Monthly Notices of the Royal Astronomical Society. 2015,452 (4): 4307.Bibcode:2015MNRAS.452.4307P.arXiv:1504.02396
.doi:10.1093/mnras/stv1605. - ^Zheng, Weikang; Silverman, Jeffrey M.; Filippenko, Alexei V.; Kasen, Daniel; Nugent, Peter E.; Graham, Melissa; Wang, Xiaofeng; Valenti, Stefano; Ciabattari, Fabrizio; Kelly, Patrick L.; Fox, Ori D.; Shivvers, Isaac; Clubb, Kelsey I.; Cenko, S. Bradley; Balam, Dave; Howell, D. Andrew; Hsiao, Eric; Li, Weidong; Howie Marion, G.; Sand, David; Vinko, Jozsef; Wheeler, J. Craig; Zhang, Jujia. THE VERY YOUNG TYPE Ia SUPERNOVA 2013dy: DISCOVERY, AND STRONG CARBON ABSORPTION IN EARLY-TIME SPECTRA. The Astrophysical Journal. 2013,778: L15.Bibcode:2013ApJ...778L..15Z.arXiv:1310.5188
.doi:10.1088/2041-8205/778/1/L15. - ^Hille, Karl.Hubble's Bright Shining Lizard Star. NASA. 2017-04-28 [2017-04-30]. (原始内容存档于2018-06-26)(英语).