Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 10 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)
 10/03/2014   22:36:22   (  -0.24,-135.33) (  -0.37,-135.99)   73.75                80
 10/04/2014   22:20:18   (  -0.26,-135.34) (   0.61,-131.45)  442.91                80
 10/06/2014   10:39:29   (   0.23,-135.34) (   0.56,-136.73)  159.19                80
 10/07/2014   10:23:26   (   0.24,-135.34) (  -0.48,-132.21)  357.04                80
 10/08/2014   22:42:45   (  -0.21,-135.34) (  -0.70,-137.52)  248.58                80
 10/09/2014   22:26:42   (  -0.23,-135.34) (   0.29,-132.99)  267.64                80
 10/11/2014   10:45:52   (   0.20,-135.34) (   0.87,-138.27)  334.72                80
 10/12/2014   10:29:49   (   0.21,-135.33) (  -0.12,-133.74)  180.89                80
 10/13/2014   22:49:08   (  -0.18,-135.32) (  -1.05,-139.05)  426.33                80
 10/14/2014   22:33:06   (  -0.19,-135.31) (   0.00,-134.54)   89.31                80