NGC 5640 is a spiral galaxy approximately 660 million light-years away from Earth in the constellation of Camelopardalis.[1] It was discovered by British astronomer William Herschel on December 20, 1797.[3]

Supernova SN 1996ah

Supernova SN 1996ah was discovered in NGC 5640 on June 6, 1996 by J. Mueller, who was using the 1.2-m Oschin Schmidt telescope in the course of the second Palomar Sky Survey.[4]

SN 1996ah had magnitude about 18 and was located southwest of the centre of NGC 5640 (coordinates: RA 14h20m39.020s, DEC +80d07m21.00s, J2000.0).[4][1] It was classified as type Ia supernova.[1]

See also

References

  1. ^ a b c d e f g h "NASA/IPAC Extragalactic Database". ned.ipac.caltech.edu. Retrieved December 3, 2017.
  2. ^ a b c d "Revised NGC Data for NGC 5640". spider.seds.org. Retrieved December 3, 2017.
  3. ^ "Data for NGC 5640". www.astronomy-mall.com. Retrieved December 9, 2017.
  4. ^ a b "Central Bureau for Astronomical Telegrams". www.cbat.eps.harvard.edu. Retrieved December 3, 2017.


Allikas: http://en.wikipedia.org/wiki/NGC_5640
No tags for this post.