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Possible supernova in NGC 644
(Preview)
A possible magnitude 15.8 supernova was discovered on the 21st September, 2011, in the barred spiral galaxy NGC 644 in the constellation Phoenix. The supernova is located 18" east and 2" south from the center of the galaxy. As yet the type is unknown. Position (2000): RA 01 38 54.59 | ...
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Possible supernova in NGC 2273B
(Preview)
A possible magnitude 14.8 supernova was discovered by A. Dimai (Italian Supernovae Search Project) on the 20th August, 2011, in the barred spiral galaxy NGC 2273B in the constellation Lynx. The supernova is located 60" east and 36" north from the center of the galaxy. As yet the type is un...
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Supernova 2011ek
(Preview)
A type Ia magnitude 14.3 supernova, 2011ek, was discovered on the 4th August, 2011, by K. Itagaki in the 14th magnitude barred spiral galaxy NGC 918 in the constellation Aries. The supernova is located 27" west and 133" north from the center of the galaxy. The galaxy also hosted supernova...
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supernova 2010jp
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Title: SN2010jp (PTF10aaxi): A Jet-Driven Type II Supernova Authors: Nathan Smith, S. Bradley Cenko, Nat Butler, Joshua S. Bloom, Mansi M. Kasliwal, Assaf Horesh, Shrinivas R. Kulkarni, Nicholas M. Law, Peter E. Nugent, Eran O. Ofek, Dovi Poznanski, Robert M. Quimby, Branimir Sesar, Sagi Ben-A...
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Possible supernova in NGC 4216
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A possible magnitude 13.3 supernova was discovered by B. Monard on the 10th August, 2011, in the edge-on spiral galaxy NGC 4216 in the constellation Virgo. The supernova is located 14" east and 5" north from the center of the galaxy. As yet the type is unknown. Position (2000): RA 12 15 5...
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Supernova 1999an
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In 1999 a star within IC 755 was seen to explode as a supernova and named SN 1999an. The supernova was discovered by the Beijing Astronomical Observatory Supernova Survey and three years later Hubble was used to study the environment in which the explosion took place. The inclination of the galaxy ma...
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Possible supernova in NGC 782
(Preview)
A possible magnitude 15.1 supernova was discovered on the 9th July, 2011, by B. Monard in the spiral galaxy NGC 782 in the constellation Eridanus. The supernova is located 29" west and 34" south from the center of the galaxy. As yet the type is unknown. Position (2000): RA 01 57 36.58 | ...
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Supernova 2000cb
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Title: Supernova 2000cb: high-energy version of SN 1987A Authors: V.P. Utrobin (1 and 2), N.N. Chugai (3) ((1) MPA, Garching, (2) ITEP, Moscow, (3) Institute of Astronomy, RAS, Moscow) Among type IIP supernovae there are a few events that resemble the well-studied supernova 1987A produced by the...
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Transient Object in Pegasus
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Magnitude 14.3 object was observed by K. Itagaki (Japan) on the 17th June, 2011, in the constellation Pegasus. Google earth file: Object170611.kmz (1kb, kmz) Position (2000): RA 23 13 08.12 | Dec +23° 37' 14.3''
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Supernova 2009nz
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Title: The Spectroscopic Classification and Explosion Properties of SN2009nz Associated with GRB091127 at z=0.490 Authors: E. Berger, R. Chornock, T. R. Holmes, R. J. Foley, A. Cucchiara, C. Wolf, Ph. Podsiadlowski, D. B. Fox, K. C. Roth We present spectroscopic observations of GRB091127 (z=0...
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Supernova 2009jf
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Title: SN 2009jf: a slow-evolving stripped-envelope core-collapse supernova Authors: S. Valenti (1,2), M. Fraser, S. Benetti, G. Pignata, J. Sollerman, C. Inserra, E. Cappellaro, A. Pastorello, S. J. Smartt, M. Ergon, M. T. Botticella, J. Brimacombe, F. Bufano, M. Crockett, I. Eder, D. Fugazz...
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Possible supernova in ESO 042545-6755.5
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A possible magnitude 14.8 supernova was discovered on the 11th June, 2011, by S. Parker in the galaxy ESO 042545-6755.5 in the constellation Hydrus The supernova is located 5" west and 13" north from the center of the galaxy. As yet the type is unknown. Position (2000): RA 04 25 47.56 |...
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Supernova 2011by
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A magnitude 14.2 type Ia supernova, 2011by, was discovered on the 26th April, 2011, by Z. Jin and X. Gao, in the spiral galaxy NGC 3972 in the constellation Ursa Major. The supernova is located 5.3" east and 19.1" north from the center of the galaxy. Position(2000): RA = 11 55 45.56, Dec = +...
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Possible supernova in Libra
(Preview)
A possible magnitude 15.5 supernova was discovered on the 10th May, 2011. The supernova was located 2" east and 2" north from the center of a spiral galaxy in the constellation Libra. Position (2000): RA = 14 47 28.62, Dec = -22°16'39".5
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Possible supernova in NGC 5425
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A possible magnitude 15.9 Supernova was discovered on the 12th May, 2011, by T. Puckett. X. Gao and Z. Jin, in the galaxy NGC 5425 in the constellation Ursa Major. The supernova is located 15.6" west and 8.4" north from the center of the galaxy. As yet the type is unknown. Position(2000): ...
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