Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 5 24.  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)
 05/25/2018   01:02:24   (   0.06,-135.19) (  -0.08,-135.88)   78.75                80
 05/26/2018   00:53:30   (   0.06,-135.16) (   0.54,-133.06)  239.93                80
 05/28/2018   13:12:04   (  -0.08,-135.08) (   0.63,-138.10)  344.80                80
 05/29/2018   13:00:32   (  -0.08,-135.05) (  -0.04,-135.28)   26.89                80
 05/30/2018   12:51:38   (  -0.08,-135.01) (  -0.65,-132.46)  290.94                80
 06/02/2018   01:10:25   (   0.11,-134.93) (  -0.47,-137.56)  299.33                80
 06/03/2018   01:01:31   (   0.11,-134.89) (   0.16,-134.73)   18.34                80
 06/04/2018   00:49:58   (   0.10,-134.85) (   0.79,-131.91)  335.81                80
 06/06/2018   13:08:34   (  -0.12,-134.75) (   0.39,-136.96)  252.32                80
 06/07/2018   12:59:40   (  -0.12,-134.70) (  -0.23,-134.13)   64.61                80