Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2013 11 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)
 11/02/2013   22:12:50   (  -0.12,-134.99) (   0.66,-131.42)  406.09                80
 11/04/2013   10:31:59   (   0.09,-135.10) (   0.44,-136.70)  182.32                80
 11/05/2013   10:15:55   (   0.11,-135.13) (  -0.57,-132.17)  337.68                80
 11/06/2013   22:35:11   (  -0.07,-135.10) (  -0.63,-137.46)  270.38                80
 11/07/2013   22:19:06   (  -0.09,-135.12) (   0.38,-132.93)  249.22                80
 11/09/2013   10:38:16   (   0.05,-135.22) (   0.71,-138.21)  340.50                80
 11/10/2013   10:22:11   (   0.07,-135.24) (  -0.31,-133.68)  178.88                80
 11/11/2013   22:41:27   (  -0.03,-135.20) (  -0.88,-138.97)  429.80                80
 11/12/2013   22:25:23   (  -0.05,-135.22) (   0.14,-134.44)   89.47                80
 11/15/2013   10:28:27   (   0.04,-135.33) (  -0.02,-135.18)   18.48                80