Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 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)
 04/20/2013   22:45:56   (  -0.04,-135.10) (  -0.60,-137.43)  265.79                80
 04/21/2013   22:37:51   (  -0.04,-135.13) (   0.04,-134.83)   34.14                80
 04/22/2013   22:27:06   (  -0.05,-135.16) (   0.61,-132.23)  333.85                80
 04/25/2013   10:50:28   (   0.04,-135.22) (   0.61,-137.86)  300.63                80
 04/26/2013   10:39:42   (   0.04,-135.24) (   0.01,-135.26)    3.69                80
 04/27/2013   10:26:16   (   0.04,-135.26) (  -0.53,-132.65)  297.13                80
 04/29/2013   22:49:40   (  -0.03,-135.28) (  -0.69,-138.29)  342.66                80
 04/30/2013   22:38:54   (  -0.03,-135.30) (  -0.10,-135.69)   44.40                80
 05/01/2013   22:30:49   (  -0.03,-135.31) (   0.49,-133.09)  253.87                80