Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 7 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/13/2014   10:31:46   (  -0.15,-135.17) (  -0.10,-135.29)   14.70                80
 07/14/2014   10:15:43   (  -0.14,-135.15) (  -1.13,-130.77)  498.92                80
 07/15/2014   22:35:03   (   0.16,-135.12) (  -0.04,-136.08)  109.07                80
 07/16/2014   22:18:59   (   0.15,-135.09) (   0.94,-131.54)  404.17                80
 07/18/2014   10:38:10   (  -0.17,-135.03) (   0.24,-136.81)  203.38                80
 07/19/2014   10:22:07   (  -0.16,-134.99) (  -0.80,-132.28)  309.41                80
 07/20/2014   22:41:25   (   0.18,-134.95) (  -0.42,-137.58)  299.74                80
 07/21/2014   22:25:23   (   0.18,-134.92) (   0.62,-133.06)  212.87                80
 07/23/2014   10:44:33   (  -0.20,-134.85) (   0.56,-138.32)  395.35                80
 07/24/2014   10:28:30   (  -0.19,-134.81) (  -0.42,-133.79)  116.80                80
 07/25/2014   22:47:48   (   0.21,-134.76) (  -0.78,-139.08)  493.45                80