Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 4 8.  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)
 04/09/2015   11:08:22   (   0.04,-134.91) (   0.06,-134.93)    2.70                80
 04/10/2015   10:54:32   (   0.04,-134.94) (  -0.61,-132.23)  310.81                80
 04/12/2015   23:16:53   (  -0.05,-134.98) (  -0.67,-137.57)  296.68                80
 04/13/2015   23:08:22   (  -0.05,-135.01) (  -0.03,-134.86)   16.06                80
 04/14/2015   22:57:12   (  -0.05,-135.04) (   0.61,-132.16)  328.61                80
 04/17/2015   11:19:27   (   0.05,-135.15) (   0.58,-137.49)  267.26                80
 04/18/2015   11:05:36   (   0.05,-135.17) (  -0.04,-134.78)   44.65                80
 04/19/2015   10:54:26   (   0.05,-135.19) (  -0.67,-132.07)  356.45                80
 04/21/2015   23:16:45   (  -0.05,-135.20) (  -0.53,-137.42)  253.01                80