Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 7 5.  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)
 07/05/2017   12:20:17   (  -0.20,-135.42) (  -0.31,-134.88)   61.14                80
 07/06/2017   12:08:50   (  -0.20,-135.40) (  -0.97,-132.09)  378.36                80
 07/09/2017   00:27:46   (   0.22,-135.37) (  -0.19,-137.23)  211.87                80
 07/10/2017   00:18:58   (   0.22,-135.36) (   0.45,-134.44)  104.90                80
 07/11/2017   00:07:31   (   0.22,-135.34) (   1.10,-131.65)  421.55                80
 07/12/2017   12:40:30   (  -0.24,-135.31) (   0.73,-139.57)  485.58                80
 07/13/2017   12:26:21   (  -0.24,-135.29) (   0.12,-136.77)  169.29                80
 07/14/2017   12:17:34   (  -0.24,-135.27) (  -0.54,-133.98)  146.92                80
 07/15/2017   12:06:06   (  -0.24,-135.24) (  -1.15,-131.18)  462.95                80
 07/17/2017   00:36:31   (   0.26,-135.20) (  -0.65,-139.12)  447.86                80
 07/18/2017   00:25:03   (   0.25,-135.17) (   0.00,-136.33)  132.28                80
 07/19/2017   00:16:16   (   0.25,-135.14) (   0.65,-133.54)  183.05                80