Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 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)
 06/07/2019   01:40:42   (   0.15,-128.38) (  -0.61,-131.68)  376.05                80
 06/08/2019   01:29:05   (   0.15,-128.37) (   0.05,-128.84)   53.22                80
 06/09/2019   01:20:07   (   0.15,-128.36) (   0.71,-126.00)  269.55                80
 06/11/2019   13:38:28   (  -0.16,-128.36) (   0.46,-130.97)  298.64                80
 06/12/2019   13:29:30   (  -0.16,-128.34) (  -0.19,-128.13)   23.91                80
 06/13/2019   13:17:54   (  -0.16,-128.33) (  -0.89,-125.30)  346.08                80
 06/16/2019   01:36:29   (   0.18,-128.25) (  -0.32,-130.32)  237.47                80
 06/17/2019   01:27:31   (   0.18,-128.23) (   0.34,-127.49)   84.58                80
 06/18/2019   01:15:54   (   0.18,-128.21) (   1.01,-124.65)  406.52                80
 06/19/2019   13:45:54   (  -0.20,-128.22) (   0.80,-132.47)  486.02                80