Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 5 29.  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)
 05/30/2018   12:51:38   (  -0.08,-135.00) (  -0.64,-132.46)  290.35                80
 06/02/2018   01:10:25   (   0.11,-134.92) (  -0.48,-137.55)  300.56                80
 06/03/2018   01:01:31   (   0.10,-134.88) (   0.15,-134.73)   16.90                80
 06/04/2018   00:49:58   (   0.10,-134.84) (   0.79,-131.91)  334.16                80
 06/06/2018   13:08:34   (  -0.12,-134.72) (   0.38,-136.95)  254.40                80
 06/07/2018   12:59:40   (  -0.12,-134.68) (  -0.23,-134.13)   62.25                80
 06/08/2018   12:48:08   (  -0.12,-134.63) (  -0.91,-131.32)  378.75                80
 06/11/2018   01:06:51   (   0.14,-134.51) (  -0.28,-136.39)  214.62                80
 06/12/2018   00:57:57   (   0.14,-134.45) (   0.36,-133.57)  101.37                80