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IC 4423 in Bootes Mag. 15 Size : 1.1' X 0.6' Distance : 570 mill. l.y.? SN2001ay is mag 16.2 Exposure time : 2 X 5 minutes 0.61m f/3.8 MX516 CCD Date : 22. Apr 2001 Time : 22.01 UT.

SN2001ay is mag 16.8 Exposure time : 4 X 6 minutes 0.61m f/3.8 MX516 CCD Date : 8. May 2001 Time : 22.20 UT.

Digitized Sky Survey ( Color )
Main Astronomical Index ( bottom ).