Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 7 19.  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)
 07/20/2016   11:53:19   (  -0.24,-135.29) (   0.32,-137.76)  281.89                80
 07/21/2016   11:44:38   (  -0.24,-135.26) (  -0.32,-135.00)   30.46                80
 07/22/2016   11:33:15   (  -0.24,-135.24) (  -0.90,-132.23)  342.52                80
 07/24/2016   23:52:34   (   0.25,-135.15) (  -0.30,-137.48)  266.06                80
 07/25/2016   23:43:52   (   0.25,-135.12) (   0.33,-134.71)   45.55                80
 07/26/2016   23:32:31   (   0.25,-135.08) (   0.97,-131.95)  356.95                80
 07/29/2016   11:51:31   (  -0.27,-135.00) (   0.23,-137.12)  243.02                80
 07/30/2016   11:42:49   (  -0.27,-134.96) (  -0.41,-134.36)   67.78                80
 07/31/2016   11:31:28   (  -0.27,-134.91) (  -1.05,-131.60)  378.48                80