invert image for more faint stars
invert image for more faint stars
SN2001bt 20010525.566 15.3CR SAN (Comparisons stars
USNO A2)
SN2001bt 20010527.563 15.0CR SAN (Comparisons stars USNO A2)
SN2001bt 20010602.577 14.7CR SAN (Comparisons stars USNO A2)
SN2001bt 20010615.575 15.0CR SAN (Comparisons stars USNO A2)
SN2001bt 20010624.488 15.5CR SAN (Comparisons stars USNO A2)
SN2001bt 20010629.461 15.7CR SAN (Comparisons stars USNO A2)
SN2001bt 20010708.479 16.3CR SAN (Comparisons stars USNO A2)
SN2001bt 20010815.408 <18.0:CR SAN (comparison stars Odd
Trondal)