Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 11 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/28/2014   10:45:20   (  -0.04,-135.17) (   0.63,-138.30)  355.42                80
 11/29/2014   10:29:14   (  -0.02,-135.19) (  -0.32,-133.75)  163.60                80
 11/30/2014   22:48:29   (   0.05,-135.19) (  -0.83,-139.07)  441.74                80
 12/01/2014   22:32:24   (   0.03,-135.22) (   0.18,-134.54)   77.27                80
 12/04/2014   10:35:25   (  -0.04,-135.30) (  -0.07,-135.29)    3.19                80
 12/06/2014   22:35:54   (   0.05,-135.30) (  -0.11,-136.07)   86.91                80
 12/07/2014   22:19:48   (   0.03,-135.32) (   0.85,-131.52)  431.38                80
 12/09/2014   10:38:55   (  -0.05,-135.37) (   0.27,-136.81)  164.03                80
 12/10/2014   10:22:50   (  -0.04,-135.38) (  -0.76,-132.28)  353.79                80
 12/11/2014   22:42:04   (   0.07,-135.36) (  -0.44,-137.59)  253.81                80