Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 2 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/14/2014   10:21:37   (  -0.08,-135.37) (  -0.43,-133.75)  183.65                80
 02/15/2014   22:43:35   (   0.08,-135.36) (  -0.74,-139.06)  420.64                80
 02/16/2014   22:27:32   (   0.08,-135.36) (   0.28,-134.53)   95.02                80
 02/19/2014   10:27:56   (  -0.08,-135.32) (  -0.09,-135.25)    7.74                80
 02/21/2014   22:31:10   (   0.07,-135.29) (  -0.11,-136.02)   83.50                80
 02/22/2014   22:15:07   (   0.07,-135.27) (   0.92,-131.49)  431.04                80
 02/24/2014   10:36:55   (  -0.06,-135.23) (   0.30,-136.74)  172.97                80
 02/25/2014   10:15:32   (  -0.06,-135.21) (  -0.73,-132.22)  340.94                80
 02/26/2014   22:37:29   (   0.05,-135.17) (  -0.47,-137.51)  266.56                80
 02/27/2014   22:21:25   (   0.05,-135.15) (   0.56,-132.98)  247.31                80