Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 2 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/25/2014   10:15:31   (  -0.07,-135.14) (  -0.74,-132.22)  333.92                80
 02/26/2014   22:37:29   (   0.06,-135.10) (  -0.47,-137.51)  274.06                80
 02/27/2014   22:21:24   (   0.06,-135.07) (   0.51,-132.97)  239.42                80
 03/01/2014   10:43:12   (  -0.05,-135.02) (   0.70,-138.23)  365.80                80
 03/02/2014   10:21:49   (  -0.05,-134.99) (  -0.34,-133.70)  147.15                80
 03/03/2014   22:43:46   (   0.05,-134.94) (  -0.85,-139.00)  461.97                80
 03/04/2014   22:27:42   (   0.05,-134.91) (   0.13,-134.46)   51.08                80
 03/07/2014   10:30:47   (  -0.05,-134.82) (   0.03,-135.19)   42.04                80
 03/08/2014   10:09:22   (  -0.05,-134.78) (  -0.96,-130.65)  470.27                80
 03/09/2014   22:31:20   (   0.04,-134.72) (  -0.22,-135.95)  140.01                80