Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 11 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/30/2014   22:48:29   (   0.05,-135.20) (  -0.84,-139.06)  441.49                80
 12/01/2014   22:32:23   (   0.04,-135.22) (   0.18,-134.54)   77.57                80
 12/04/2014   10:35:25   (  -0.04,-135.30) (  -0.07,-135.29)    2.92                80
 12/06/2014   22:35:54   (   0.05,-135.30) (  -0.12,-136.06)   86.41                80
 12/07/2014   22:19:48   (   0.03,-135.32) (   0.85,-131.52)  431.92                80
 12/09/2014   10:38:55   (  -0.05,-135.38) (   0.27,-136.81)  163.25                80
 12/10/2014   10:22:49   (  -0.04,-135.39) (  -0.76,-132.28)  354.62                80
 12/11/2014   22:42:04   (   0.07,-135.37) (  -0.43,-137.59)  253.08                80
 12/12/2014   22:25:58   (   0.05,-135.38) (   0.60,-133.06)  264.76                80