[vsnet-alert 6467] BV sequences close to N Sgr 2001 no2

[Brian Skiff <bas@lowell.edu>]

     These two sequences of stars of intermediate brightness lie within a
degree of Nova Sgr 2001 No. 2, and may be useful in calibrating wide-field
images of the nova as it fades below the Tycho-2 limit.

\Brian


Name             RA   (2000)   Dec        GSC       V     B-V
NGC 6624 9     18 23 33.2   -30 22 06  7393-0184  11.47   0.60
NGC 6624 h=8   18 23 50.3   -30 22 12  7393-0326  12.07   1.27
NGC 6624 10    18 23 32.4   -30 22 06  7393-1031  12.93   0.66
NGC 6624 5     18 23 32.3   -30 22 35  7393-0644  13.00   1.31
NGC 6624 11    18 23 51.0   -30 23 18             13.35   1.36
NGC 6624 3     18 23 34.7   -30 22 51             13.87   0.48

S457-B         18 28 58.5   -29 35 43  6869-0779  10.31   0.26
S457-C         18 28 47.9   -29 53 57  6869-1057  11.71   0.73
S457-U         18 28 46.0   -29 51 52             13.18   0.98
S457-W         18 28 56.3   -29 52 42             14.12   0.72

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