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Table B.2

Mean UBV values for the check stars used at individual observing stations derived differentially relative to their respective comparison stars.

Station Star HD No. of V B U (BV) (UB)
obs. (mag.) (mag.) (mag.) (mag.) (mag.)

01 HR 2858 59059 542 6.254 ± 0.010 6.206 ± 0.009 6.102 ± 0.013 –0.048 –0.104
01 SAO 115753 61341 53 7.987 ± 0.013 8.182 ± 0.011 8.278 ± 0.023 0.195 0.096

11 SAO 115750 28 9.747 ± 0.009 9.886 ± 0.011 10.004 ± 0.013 0.140 0.118

Notes. They illustrate how closely the data could be transformed to a comparable standard system.

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