Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 6 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)
 06/02/2018   01:10:25   (   0.11,-134.92) (  -0.49,-137.55)  300.41                80
 06/03/2018   01:01:31   (   0.10,-134.88) (   0.14,-134.73)   16.90                80
 06/04/2018   00:49:58   (   0.10,-134.83) (   0.77,-131.91)  334.17                80
 06/06/2018   13:08:34   (  -0.12,-134.72) (   0.40,-136.95)  254.82                80
 06/07/2018   12:59:40   (  -0.12,-134.67) (  -0.22,-134.13)   61.80                80
 06/08/2018   12:48:08   (  -0.12,-134.62) (  -0.89,-131.31)  378.16                80
 06/11/2018   01:06:50   (   0.14,-134.50) (  -0.30,-136.38)  215.19                80
 06/12/2018   00:57:57   (   0.14,-134.45) (   0.34,-133.56)  100.72                80
 06/13/2018   00:46:23   (   0.14,-134.39) (   0.97,-130.74)  416.45                80
 06/14/2018   13:16:35   (  -0.17,-134.30) (   0.82,-138.62)  492.11                80
 06/15/2018   13:05:01   (  -0.17,-134.24) (   0.20,-135.79)  177.19                80