Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 7 20.  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)
 07/21/2016   11:44:37   (  -0.24,-135.26) (  -0.28,-134.99)   30.54                80
 07/22/2016   11:33:15   (  -0.24,-135.24) (  -0.92,-132.23)  342.66                80
 07/24/2016   23:52:34   (   0.25,-135.15) (  -0.28,-137.48)  265.62                80
 07/25/2016   23:43:53   (   0.25,-135.12) (   0.35,-134.72)   46.03                80
 07/26/2016   23:32:31   (   0.25,-135.09) (   0.99,-131.96)  357.51                80
 07/29/2016   11:51:31   (  -0.27,-135.00) (   0.20,-137.13)  242.42                80
 07/30/2016   11:42:49   (  -0.27,-134.96) (  -0.39,-134.36)   68.49                80
 07/31/2016   11:31:27   (  -0.27,-134.92) (  -1.03,-131.60)  379.22                80
 08/02/2016   23:50:46   (   0.29,-134.80) (  -0.17,-136.84)  232.48                80