Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 1 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/05/2014   22:14:10   (   0.11,-134.66) (   0.83,-131.49)  360.99                80
 01/07/2014   10:33:20   (  -0.13,-134.73) (   0.35,-136.76)  232.18                80
 01/08/2014   10:17:16   (  -0.12,-134.77) (  -0.67,-132.23)  289.50                80
 01/09/2014   22:36:36   (   0.13,-134.85) (  -0.45,-137.55)  306.94                80
 01/10/2014   22:20:32   (   0.12,-134.89) (   0.57,-133.02)  214.54                80
 01/12/2014   10:39:41   (  -0.12,-134.95) (   0.60,-138.29)  379.26                80
 01/13/2014   10:23:38   (  -0.12,-135.00) (  -0.42,-133.76)  141.83                80
 01/14/2014   22:42:55   (   0.12,-135.06) (  -0.81,-139.05)  455.62                80
 01/15/2014   22:26:52   (   0.12,-135.10) (   0.22,-134.52)   65.27                80
 01/18/2014   10:27:18   (  -0.12,-135.19) (  -0.09,-135.26)    8.76                80