Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 4 14.  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)
 04/16/2013   10:46:45   (   0.04,-134.88) (   0.52,-137.00)  241.59                80
 04/17/2013   10:35:59   (   0.04,-134.90) (  -0.07,-134.40)   57.03                80
 04/18/2013   10:25:14   (   0.05,-134.91) (  -0.66,-131.80)  355.55                80
 04/20/2013   22:45:56   (  -0.05,-134.95) (  -0.61,-137.43)  282.19                80
 04/21/2013   22:37:50   (  -0.05,-134.96) (  -0.02,-134.82)   15.86                80
 04/22/2013   22:27:05   (  -0.05,-134.97) (   0.56,-132.22)  313.74                80
 04/25/2013   10:47:46   (   0.04,-134.98) (   0.71,-137.84)  326.64                80
 04/26/2013   10:37:00   (   0.04,-134.98) (   0.10,-135.24)   29.45                80
 04/27/2013   10:28:55   (   0.04,-134.98) (  -0.50,-132.64)  267.52                80