Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 5 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 05/22/2018   09:18:58   (   0.00, -75.20) (   0.95, -79.31)  469.43                80
 05/23/2018   09:07:26   (  -0.00, -75.20) (   0.28, -76.50)  148.15                80
 05/24/2018   08:53:13   (  -0.00, -75.20) (  -0.38, -73.69)  173.40                80
 05/25/2018   08:41:40   (  -0.00, -75.20) (  -0.98, -70.86)  495.05                80
 05/26/2018   21:14:40   (   0.00, -75.20) (  -0.84, -78.77)  408.12                80
 05/27/2018   21:05:48   (   0.00, -75.21) (  -0.16, -75.96)   85.95                80
 05/28/2018   20:51:34   (   0.01, -75.21) (   0.47, -73.14)  236.33                80
 05/31/2018   09:15:29   (  -0.02, -75.25) (   0.68, -78.18)  335.44                80
 06/01/2018   09:03:57   (  -0.02, -75.26) (   0.01, -75.37)   12.97                80
 06/02/2018   08:49:44   (  -0.03, -75.27) (  -0.66, -72.56)  309.67                80