ApJ, 172, 383, 1972:
   JD         V      B-V     U-B
39241.69    8.43    1.21    0.98
39252.66    8.23    1.20    0.93
39255.65    8.18    1.18    0.91
39272.70    8.20    1.21    0.86
39273.64    8.16    1.21    0.86
39275.70    8.14    1.16    0.85
39287.67    7.79    1.21    0.85
39293.73    7.97    1.16    0.86
39336.75    7.78    1.19    0.75
39337.69    7.91    1.15    0.73
39340.72    7.96    1.26    0.74
39342.71    8.09    1.26    0.77
39355.58    7.78    1.23    0.70
39357.61    7.77    1.17    0.68
39364.61    7.74    1.06    0.67
39369.61    7.79    1.08    0.73
39375.67    7.93    1.15    0.67
39378.57    8.12    1.13    0.74
39384.59    8.63    1.12    0.71
39385.53    8.75    1.16    0.68
39395.53   10.30    1.22    0.39
39406.51   11.18    1.19    0.44
39533.92    7.20    0.97    0.65
39565.93    7.04    0.94    0.57
39567.92    7.04    0.94    0.56
39588.85    7.05    0.92    0.52
39591.70    7.15    0.85    0.51
39600.84    6.96    0.94    0.52
39605.68    6.93    0.85    0.49
39609.69    6.86    0.88    0.49
39609.75    6.88    0.89    0.48
39631.76    6.69    0.86    0.42
39633.81    6.66    0.86    0.36
39637.74    6.51    0.93    0.41
39640.67    6.61    0.80    0.46
39642.74    6.67    0.84    0.43
39646.74    6.65    0.85    0.42
39660.75    6.58    0.79    0.43
39667.73    6.50    0.83    0.29
39668.74    6.47    0.76    0.29
39669.63    6.45    0.75    0.28
39669.70    6.49    0.77    0.32
39677.74    6.54    0.79    0.32
39678.80    6.51    0.82    0.30
39684.75    6.64    0.81    0.37
39686.78    6.66    0.83    0.37
39688.74    6.58    0.86    0.43
39697.60    6.42    0.77    0.32
39715.73    6.28    0.74    0.31
39745.56    6.28    0.74    0.17
39749.53    6.24    0.74    0.27
39766.52    6.37    0.81    0.26
39770.53    6.33    0.71    0.27
39962.69    6.62    0.75    0.36
39974.74    6.58    0.76    0.32
39975.72    6.59    0.78    0.36
39982.68    6.52    0.78    0.36
40001.66    6.44    0.73    0.30
40027.62    6.24    0.68    0.23
40060.50    6.27    0.70    0.25
40067.62    6.12    0.65    0.19
40089.57    6.39    0.77    0.20
40096.56    6.32    0.72    0.26
40097.57    6.23    0.75    0.22
40130.52    6.40    0.75    0.25
40151.49    6.14    0.65    0.11
40284.73    6.19    0.68    0.21
40711.74    5.95    0.64    0.15
40730.66    5.94    0.66    0.27
40747.66    5.97    0.61    0.24
40750.73    5.90    0.60    0.27
40774.79    5.90    0.60    0.11