Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 3 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)
 03/23/2018   09:08:21   (   0.03, -75.23) (   0.86, -78.69)  395.06                80
 03/24/2018   08:56:49   (   0.03, -75.24) (   0.18, -75.88)   73.17                80
 03/25/2018   08:42:38   (   0.03, -75.25) (  -0.50, -73.08)  248.83                80
 03/27/2018   21:04:03   (  -0.04, -75.27) (  -0.72, -78.15)  329.47                80
 03/28/2018   20:52:31   (  -0.04, -75.29) (  -0.05, -75.35)    6.85                80
 03/29/2018   20:43:40   (  -0.04, -75.30) (   0.61, -72.54)  315.98                80
 04/01/2018   09:04:59   (   0.04, -75.37) (   0.57, -77.59)  254.65                80
 04/02/2018   08:50:47   (   0.04, -75.39) (  -0.12, -74.79)   68.83                80
 04/03/2018   08:39:15   (   0.03, -75.41) (  -0.75, -71.97)  392.41                80