Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 9 16.  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)
 09/16/2016   23:43:58   (  -0.27,-135.45) (   0.20,-133.48)  224.74                80
 09/19/2016   12:03:05   (   0.24,-135.49) (   0.98,-138.68)  363.86                80
 09/20/2016   11:51:42   (   0.25,-135.49) (   0.35,-135.91)   48.54                80
 09/21/2016   11:43:00   (   0.25,-135.48) (  -0.28,-133.15)  266.57                80
 09/24/2016   00:02:06   (  -0.22,-135.41) (  -0.92,-138.34)  335.21                80
 09/24/2016   23:50:44   (  -0.22,-135.40) (  -0.27,-135.58)   20.30                80
 09/25/2016   23:42:01   (  -0.23,-135.39) (   0.37,-132.81)  294.49                80
 09/28/2016   12:01:09   (   0.19,-135.42) (   0.81,-138.02)  296.91                80
 09/29/2016   11:52:27   (   0.19,-135.41) (   0.17,-135.25)   17.61                80
 09/30/2016   11:41:04   (   0.20,-135.39) (  -0.47,-132.48)  332.00                80