No V U-B B-V U-B1 B2-V1 d delta m2 g 0766 8.298 2.269 0.372 1.084 0.808 1.148 0.476 -0.414 0.133 1176 7.844 2.279 -0.014 1.289 0.604 1.850 0.579 -0.668 -0.091 1396 8.799 1.816 -0.202 0.870 0.468 1.536 0.239 -0.680 -0.100