Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 5 26.  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)
 05/28/2018   13:12:04   (  -0.08,-135.08) (   0.63,-138.09)  344.97                80
 05/29/2018   13:00:31   (  -0.08,-135.04) (  -0.04,-135.28)   27.17                80
 05/30/2018   12:51:38   (  -0.08,-135.01) (  -0.65,-132.46)  290.52                80
 06/02/2018   01:10:25   (   0.11,-134.92) (  -0.47,-137.56)  300.16                80
 06/03/2018   01:01:31   (   0.11,-134.88) (   0.16,-134.73)   17.41                80
 06/04/2018   00:49:58   (   0.10,-134.84) (   0.79,-131.91)  334.77                80
 06/06/2018   13:08:34   (  -0.12,-134.73) (   0.39,-136.95)  253.50                80
 06/07/2018   12:59:40   (  -0.12,-134.69) (  -0.23,-134.13)   63.29                80
 06/08/2018   12:48:08   (  -0.12,-134.64) (  -0.90,-131.32)  379.88                80