Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 8 30.  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)
 08/31/2018   13:18:24   (   0.32,-134.87) (   0.69,-136.39)  175.03                80
 09/01/2018   13:09:31   (   0.32,-134.91) (  -0.01,-133.58)  152.00                80
 09/02/2018   12:57:56   (   0.33,-134.95) (  -0.65,-130.76)  478.73                80
 09/04/2018   01:28:17   (  -0.29,-134.93) (  -1.13,-138.67)  427.09                80
 09/05/2018   01:16:43   (  -0.29,-134.97) (  -0.49,-135.85)  100.73                80
 09/06/2018   01:07:48   (  -0.30,-135.00) (   0.15,-133.02)  225.39                80
 09/08/2018   13:26:17   (   0.26,-135.17) (   0.91,-138.05)  329.11                80
 09/09/2018   13:17:23   (   0.26,-135.20) (   0.26,-135.23)    3.55                80
 09/10/2018   13:05:48   (   0.27,-135.23) (  -0.39,-132.41)  322.41                80
 09/13/2018   01:24:35   (  -0.23,-135.22) (  -0.74,-137.50)  260.10                80