Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 9 1.  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   11:55:27   (   0.32,-135.34) (   0.74,-137.21)  212.79                80
 09/03/2016   11:46:45   (   0.33,-135.36) (   0.13,-134.44)  104.84                80
 09/04/2016   11:35:23   (   0.33,-135.38) (  -0.54,-131.69)  422.35                80
 09/06/2016   00:05:57   (  -0.30,-135.37) (  -1.26,-139.67)  490.26                80
 09/06/2016   23:54:35   (  -0.31,-135.39) (  -0.63,-136.91)  172.81                80
 09/07/2016   23:45:52   (  -0.31,-135.40) (   0.00,-134.14)  144.48                80
 09/08/2016   23:34:30   (  -0.32,-135.42) (   0.63,-131.38)  461.59                80
 09/10/2016   12:04:57   (   0.28,-135.47) (   1.19,-139.33)  441.19                80
 09/11/2016   11:53:36   (   0.29,-135.48) (   0.52,-136.58)  124.86                80
 09/12/2016   11:44:53   (   0.29,-135.48) (  -0.10,-133.81)  191.36                80
 09/15/2016   00:04:02   (  -0.26,-135.45) (  -1.10,-139.01)  407.26                80