Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 6 5.  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)
 06/06/2018   13:08:34   (  -0.12,-134.72) (   0.39,-136.95)  254.75                80
 06/07/2018   12:59:40   (  -0.12,-134.67) (  -0.22,-134.13)   61.92                80
 06/08/2018   12:48:08   (  -0.11,-134.62) (  -0.90,-131.31)  378.37                80
 06/11/2018   01:06:50   (   0.14,-134.51) (  -0.29,-136.38)  214.19                80
 06/12/2018   00:57:57   (   0.14,-134.45) (   0.34,-133.56)  101.79                80
 06/13/2018   00:46:24   (   0.14,-134.40) (   0.98,-130.74)  417.60                80
 06/14/2018   13:16:35   (  -0.17,-134.31) (   0.81,-138.62)  491.41                80
 06/15/2018   13:05:01   (  -0.17,-134.25) (   0.18,-135.79)  176.40                80
 06/16/2018   12:56:08   (  -0.16,-134.19) (  -0.44,-132.97)  138.49                80
 06/17/2018   12:44:34   (  -0.16,-134.12) (  -1.07,-130.15)  453.33                80
 06/19/2018   01:14:49   (   0.19,-134.03) (  -0.73,-138.04)  457.50                80