Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 10 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/08/2014   22:42:45   (  -0.21,-135.36) (  -0.72,-137.52)  247.02                80
 10/09/2014   22:26:43   (  -0.23,-135.36) (   0.32,-133.00)  269.29                80
 10/11/2014   10:45:53   (   0.20,-135.35) (   0.84,-138.28)  333.23                80
 10/12/2014   10:29:49   (   0.21,-135.34) (  -0.15,-133.74)  182.42                80
 10/13/2014   22:49:09   (  -0.18,-135.34) (  -1.03,-139.06)  424.43                80
 10/14/2014   22:33:05   (  -0.19,-135.33) (  -0.04,-134.53)   91.26                80
 10/17/2014   10:33:32   (   0.18,-135.31) (   0.20,-135.27)    4.77                80
 10/19/2014   22:36:49   (  -0.16,-135.28) (  -0.31,-136.07)   89.30                80
 10/20/2014   22:20:45   (  -0.17,-135.27) (   0.69,-131.54)  425.90                80