#usnob1_id   ra           dec          magb1 magr1 magb2 magr2 magn  xpix    ypix    magi   sep
1615.0051500 04:01:42.805 +71:33:38.58 10.92 10.01 10.63  9.97  9.70  771.50   55.66 11.82  0.38
1617.0050563 04:00:55.383 +71:42:03.51 18.87 17.35 18.19 17.01 16.34 1011.74  422.94  7.08  5.11
1616.0050855 04:00:59.215 +71:36:05.06 14.81 13.70 14.53 13.45 12.97  953.99  144.50 13.98  0.40
1616.0050905 04:01:15.745 +71:36:30.62 14.13 10.64 13.50 10.65  9.31  895.46  174.83 12.42  0.42
1616.0051033 04:02:00.528 +71:40:54.76 14.33 13.32 14.31 13.16 11.44  762.92  411.68 13.47  0.13
1618.0050512 04:04:07.703 +71:50:32.30 13.28 11.28 12.51 11.21 10.67  370.56  948.65 13.36  0.34
1618.0050213 04:02:15.947 +71:48:47.47 11.19 10.71 11.03 10.68 10.54  768.75  794.79 12.28  0.12
1617.0051256 04:05:24.447 +71:45:39.54 11.93  9.39 10.95  9.32  8.50   45.34  768.76 10.90  0.32
1617.0050649 04:01:26.220 +71:46:29.58 13.69 12.45 13.49 11.92 10.61  932.53  654.00 13.86  2.81
1618.0050180 04:02:04.663 +71:52:50.82 12.64 12.05 12.46 12.02 11.84  843.24  980.28 13.10  0.82
1617.0051275 04:05:29.685 +71:42:51.47 14.57 14.25 14.60 13.99 13.49    2.58  639.40 12.89  0.93