Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 6 18.  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)
 06/19/2019   13:45:54   (  -0.20,-128.22) (   0.76,-132.47)  484.40                80
 06/20/2019   13:34:17   (  -0.20,-128.20) (   0.11,-129.63)  163.07                80
 06/21/2019   13:25:19   (  -0.20,-128.18) (  -0.54,-126.79)  158.27                80
 06/22/2019   13:13:42   (  -0.20,-128.15) (  -1.20,-123.96)  479.50                80
 06/24/2019   01:43:52   (   0.22,-128.06) (  -0.66,-131.81)  428.12                80
 06/25/2019   01:32:15   (   0.22,-128.03) (   0.02,-128.97)  106.76                80
 06/26/2019   01:23:16   (   0.22,-128.01) (   0.64,-126.12)  214.53                80
 06/28/2019   13:41:41   (  -0.23,-127.98) (   0.50,-131.12)  357.50                80
 06/29/2019   13:30:04   (  -0.23,-127.95) (  -0.16,-128.28)   37.06                80
 06/30/2019   13:21:06   (  -0.23,-127.92) (  -0.82,-125.44)  283.18                80