Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2014 4 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/20/2014   11:05:14   (   0.01,-135.43) (   0.76,-138.63)  366.07                80
 04/21/2014   10:54:17   (   0.01,-135.42) (   0.13,-135.98)   63.85                80
 04/22/2014   10:40:38   (   0.01,-135.41) (  -0.45,-133.32)  238.34                80
 04/24/2014   23:03:27   (  -0.02,-135.37) (  -0.77,-138.80)  390.94                80
 04/25/2014   22:52:29   (  -0.02,-135.36) (  -0.19,-136.14)   88.96                80
 04/26/2014   22:44:10   (  -0.01,-135.35) (   0.40,-133.48)  212.93                80
 04/29/2014   11:07:00   (   0.01,-135.33) (   0.85,-138.96)  415.09                80
 04/30/2014   10:56:01   (   0.01,-135.31) (   0.25,-136.30)  113.66                80
 05/01/2014   10:42:23   (   0.00,-135.29) (  -0.35,-133.64)  187.72                80
 05/02/2014   10:31:25   (   0.00,-135.27) (  -0.96,-130.98)  488.97                80