Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 9 2.  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)
 09/02/2016   11:55:26   (   0.32,-135.34) (   0.78,-137.20)  212.73                80
 09/03/2016   11:46:45   (   0.33,-135.36) (   0.11,-134.45)  104.85                80
 09/04/2016   11:35:22   (   0.33,-135.38) (  -0.49,-131.68)  422.32                80
 09/06/2016   00:05:57   (  -0.30,-135.37) (  -1.31,-139.66)  490.50                80
 09/06/2016   23:54:34   (  -0.31,-135.38) (  -0.68,-136.90)  173.10                80
 09/07/2016   23:45:52   (  -0.31,-135.40) (  -0.04,-134.13)  144.12                80
 09/08/2016   23:34:29   (  -0.32,-135.41) (   0.59,-131.37)  461.18                80
 09/10/2016   12:04:57   (   0.28,-135.47) (   1.18,-139.33)  441.55                80
 09/11/2016   11:53:35   (   0.29,-135.47) (   0.56,-136.57)  125.25                80
 09/12/2016   11:44:54   (   0.29,-135.48) (  -0.12,-133.81)  190.94                80
 09/15/2016   00:04:02   (  -0.26,-135.44) (  -1.08,-139.02)  407.92                80
 09/15/2016   23:52:40   (  -0.26,-135.44) (  -0.43,-136.25)   91.93                80