Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 5 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/02/2014   22:23:28   (  -0.04,-135.29) (   0.46,-133.09)  251.56                80
 05/04/2014   10:45:18   (   0.04,-135.27) (   0.71,-138.36)  351.72                80
 05/05/2014   10:23:55   (   0.05,-135.25) (  -0.27,-133.82)  162.32                80
 05/06/2014   22:45:53   (  -0.05,-135.21) (  -0.95,-139.12)  446.03                80
 05/07/2014   22:29:51   (  -0.05,-135.19) (   0.09,-134.60)   67.93                80
 05/10/2014   10:32:57   (   0.05,-135.13) (   0.08,-135.33)   22.44                80
 05/11/2014   10:11:34   (   0.05,-135.10) (  -0.91,-130.80)  490.88                80
 05/12/2014   22:33:32   (  -0.05,-135.05) (  -0.31,-136.09)  119.04                80
 05/13/2014   22:17:30   (  -0.05,-135.02) (   0.74,-131.57)  393.93                80
 05/15/2014   10:38:12   (   0.05,-134.98) (   0.48,-136.83)  211.51                13