Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2012 11 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/30/2012   22:25:41   (   0.03,-135.18) (  -0.15,-135.97)   89.51                80
 12/01/2012   22:09:37   (   0.02,-135.21) (   0.88,-131.44)  430.39                80
 12/03/2012   10:28:45   (  -0.04,-135.26) (   0.28,-136.71)  165.03                80
 12/04/2012   10:12:40   (  -0.03,-135.29) (  -0.70,-132.17)  354.28                80
 12/05/2012   22:31:56   (   0.05,-135.31) (  -0.46,-137.48)  248.38                80
 12/06/2012   22:15:51   (   0.04,-135.33) (   0.58,-132.95)  270.91                80
 12/08/2012   10:35:00   (  -0.06,-135.38) (   0.56,-138.23)  324.89                80
 12/09/2012   10:18:54   (  -0.05,-135.39) (  -0.43,-133.69)  193.65                80
 12/10/2012   22:38:11   (   0.07,-135.39) (  -0.71,-139.00)  410.87                80
 12/11/2012   22:22:05   (   0.05,-135.40) (   0.27,-134.46)  107.42                80
 12/13/2012   10:41:12   (  -0.07,-135.44) (   0.91,-139.73)  489.25                80
 12/14/2012   10:25:08   (  -0.06,-135.45) (  -0.14,-135.20)   28.50                80