Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 7 17.  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)
 07/17/2016   23:34:18   (   0.22,-135.34) (   0.87,-132.59)  315.17                80
 07/20/2016   11:53:19   (  -0.24,-135.29) (   0.34,-137.76)  281.98                80
 07/21/2016   11:44:37   (  -0.24,-135.26) (  -0.29,-135.00)   30.25                80
 07/22/2016   11:33:16   (  -0.24,-135.23) (  -0.93,-132.24)  342.35                80
 07/24/2016   23:52:34   (   0.25,-135.15) (  -0.27,-137.48)  266.39                80
 07/25/2016   23:43:53   (   0.25,-135.11) (   0.36,-134.72)   45.20                80
 07/26/2016   23:32:32   (   0.25,-135.08) (   0.99,-131.96)  356.54                80
 07/29/2016   11:51:31   (  -0.27,-134.99) (   0.21,-137.13)  243.48                80
 07/30/2016   11:42:50   (  -0.27,-134.95) (  -0.43,-134.37)   67.35                80
 07/31/2016   11:31:27   (  -0.27,-134.91) (  -1.02,-131.60)  377.92                80