Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 5 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/02/2014   22:23:28   (  -0.04,-135.30) (   0.44,-133.08)  251.93                80
 05/04/2014   10:45:18   (   0.04,-135.27) (   0.74,-138.35)  351.38                80
 05/05/2014   10:23:54   (   0.05,-135.25) (  -0.25,-133.82)  162.74                80
 05/06/2014   22:45:54   (  -0.05,-135.22) (  -0.92,-139.13)  445.55                80
 05/07/2014   22:29:50   (  -0.05,-135.20) (   0.07,-134.59)   68.48                80
 05/10/2014   10:30:17   (   0.05,-135.14) (   0.11,-135.33)   21.90                80
 05/11/2014   10:11:35   (   0.05,-135.11) (  -0.94,-130.80)  491.52                80
 05/12/2014   22:33:33   (  -0.05,-135.06) (  -0.28,-136.10)  118.29                80
 05/13/2014   22:17:29   (  -0.05,-135.03) (   0.71,-131.57)  394.69                80
 05/15/2014   10:36:40   (   0.04,-134.99) (   0.44,-136.84)  210.83                80