Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 6 26.  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)
 06/27/2016   23:57:45   (   0.14,-135.51) (  -0.76,-139.31)  434.37                80
 06/28/2016   23:46:25   (   0.14,-135.52) (  -0.10,-136.56)  118.96                80
 06/29/2016   23:37:43   (   0.14,-135.52) (   0.51,-133.80)  196.24                80
 07/02/2016   11:56:50   (  -0.16,-135.53) (   0.65,-139.00)  396.23                80
 07/03/2016   11:45:29   (  -0.16,-135.53) (   0.02,-136.24)   81.48                80
 07/04/2016   11:36:48   (  -0.16,-135.53) (  -0.66,-133.49)  233.27                80
 07/06/2016   23:56:04   (   0.18,-135.50) (  -0.54,-138.73)  367.56                80
 07/07/2016   23:44:42   (   0.18,-135.50) (   0.07,-135.96)   53.13                80
 07/08/2016   23:36:01   (   0.18,-135.49) (   0.68,-133.20)  261.23                80