Supernova SN2008bl

 

Supernova 2008bl were detected on picture from the night 25 of mars 2008 in UGC9317 (PGC 51819), a galaxy in Boo (mag=14.4).

Telescope: 0.32m f/3.1 Newton  (Moonbase observatory main optical instrument). CCD:  Starlight Xpress MX716.

The discovery picture 20080325.995UT 2x30 sek unfiltered ccd. Sn mag=16.2U.

Confirmation picture 20080326.891UT 10x30 sek unfiltered ccd. Sn mag=16.1U.

Confirmation picture nr2 20080326.895UT 20x30 sek unfiltered ccd. Sn mag=16.1U.

Reference picture from 20080215.141UT 2x30 sek unfiltered ccd. No Sn.

Sn2008bl from UAO (Uppsala Astronomical Observatory) and 0.90 m f/5 Westerlund Telescope.

20080327.820UT 5x180sek ccd. Sn mag:=15.8V (comp. to a GSC star 2014 573, mag=12.86)

Image by: O. Karlsson

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