Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 6 30.  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)
 07/02/2016   11:56:51   (  -0.17,-135.53) (   0.61,-139.01)  396.04                80
 07/03/2016   11:45:29   (  -0.16,-135.53) (  -0.01,-136.25)   81.16                80
 07/04/2016   11:36:48   (  -0.16,-135.53) (  -0.64,-133.48)  233.62                80
 07/06/2016   23:56:04   (   0.19,-135.51) (  -0.57,-138.72)  366.09                80
 07/07/2016   23:44:43   (   0.18,-135.51) (   0.10,-135.97)   51.62                80
 07/08/2016   23:36:02   (   0.18,-135.50) (   0.71,-133.20)  262.86                80
 07/11/2016   11:55:05   (  -0.20,-135.49) (   0.47,-138.39)  330.93                80
 07/12/2016   11:43:44   (  -0.20,-135.48) (  -0.16,-135.63)   16.73                80
 07/13/2016   11:35:02   (  -0.20,-135.47) (  -0.79,-132.87)  297.26                80