Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 4 6.  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)
 04/08/2015   11:19:32   (   0.04,-134.87) (   0.69,-137.64)  315.45                80
 04/09/2015   11:05:42   (   0.04,-134.91) (   0.02,-134.94)    3.67                80
 04/10/2015   10:54:32   (   0.04,-134.94) (  -0.59,-132.22)  310.68                80
 04/12/2015   23:19:33   (  -0.05,-134.97) (  -0.62,-137.58)  297.21                80
 04/13/2015   23:08:22   (  -0.05,-135.00) (  -0.03,-134.86)   15.61                80
 04/14/2015   22:54:32   (  -0.05,-135.03) (   0.61,-132.15)  328.13                80
 04/17/2015   11:19:26   (   0.05,-135.15) (   0.57,-137.49)  267.21                80
 04/18/2015   11:05:36   (   0.05,-135.17) (  -0.06,-134.78)   44.83                80
 04/19/2015   10:54:24   (   0.05,-135.19) (  -0.64,-132.06)  356.63                80