Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2013 11 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/27/2013   22:41:46   (   0.04,-135.42) (  -0.76,-139.00)  407.33                80
 11/28/2013   22:25:43   (   0.02,-135.42) (   0.26,-134.47)  108.89                80
 11/30/2013   10:44:54   (  -0.05,-135.46) (   0.89,-139.75)  488.42                80
 12/01/2013   10:28:51   (  -0.03,-135.46) (  -0.08,-135.21)   27.26                80
 12/03/2013   22:29:27   (   0.04,-135.38) (  -0.12,-135.99)   69.73                80
 12/04/2013   22:13:24   (   0.03,-135.37) (   0.92,-131.47)  445.18                80
 12/06/2013   10:32:36   (  -0.05,-135.39) (   0.23,-136.75)  153.89                80
 12/07/2013   10:16:32   (  -0.04,-135.38) (  -0.74,-132.21)  360.77                80
 12/08/2013   22:35:51   (   0.07,-135.31) (  -0.42,-137.52)  252.38                80
 12/09/2013   22:19:48   (   0.06,-135.29) (   0.56,-132.99)  262.08                80
 12/11/2013   10:38:59   (  -0.08,-135.31) (   0.58,-138.27)  337.56                80