Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 8 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/17/2014   22:19:27   (   0.27,-135.46) (   1.14,-131.50)  451.12                80
 08/19/2014   10:38:38   (  -0.28,-135.43) (   0.02,-136.78)  153.65                80
 08/20/2014   10:22:36   (  -0.28,-135.41) (  -1.01,-132.25)  360.84                80
 08/21/2014   22:41:54   (   0.29,-135.40) (  -0.22,-137.55)  245.22                80
 08/22/2014   22:25:52   (   0.29,-135.39) (   0.81,-133.02)  269.11                80
 08/24/2014   10:45:02   (  -0.29,-135.35) (   0.40,-138.29)  336.18                80
 08/25/2014   10:28:59   (  -0.29,-135.33) (  -0.63,-133.77)  177.89                80
 08/26/2014   22:48:19   (   0.29,-135.31) (  -0.54,-139.08)  428.91                80
 08/27/2014   22:32:15   (   0.29,-135.29) (   0.44,-134.54)   84.93                80
 08/30/2014   10:32:43   (  -0.30,-135.22) (  -0.28,-135.29)    7.88                80