Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 3 4.  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)
 03/04/2021   23:53:52   (   0.00, -75.20) (  -0.88, -78.88)  421.85                80
 03/05/2021   23:42:10   (   0.01, -75.20) (  -0.16, -76.03)   94.62                80
 03/06/2021   23:27:46   (   0.01, -75.20) (   0.49, -73.17)  232.83                80
 03/09/2021   11:51:11   (   0.01, -75.26) (   0.68, -78.07)  320.86                80
 03/10/2021   11:36:49   (   0.02, -75.27) (  -0.02, -75.21)    7.78                80
 03/11/2021   11:25:05   (   0.02, -75.28) (  -0.67, -72.35)  335.26                80
 03/13/2021   23:48:47   (  -0.01, -75.29) (  -0.49, -77.32)  232.19                80
 03/14/2021   23:34:24   (  -0.01, -75.31) (   0.16, -74.45)   96.84                80
 03/15/2021   23:22:41   (  -0.01, -75.33) (   0.88, -71.60)  425.97                80
 03/17/2021   11:57:51   (   0.01, -75.40) (   0.91, -79.38)  453.95                80