Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 5 30.  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)
 05/30/2021   23:37:37   (   0.04, -75.20) (   0.89, -71.66)  404.99                80
 06/01/2021   12:10:08   (  -0.05, -75.23) (   0.92, -79.44)  480.10                80
 06/02/2021   11:58:23   (  -0.05, -75.24) (   0.26, -76.57)  151.58                80
 06/03/2021   11:43:59   (  -0.05, -75.26) (  -0.41, -73.70)  177.19                80
 06/06/2021   00:04:56   (   0.05, -75.28) (  -0.74, -78.66)  385.97                80
 06/06/2021   23:53:12   (   0.06, -75.30) (  -0.04, -75.80)   56.85                80
 06/07/2021   23:44:08   (   0.06, -75.32) (   0.61, -72.93)  272.48                80
 06/10/2021   12:04:53   (  -0.06, -75.39) (   0.52, -77.84)  280.11                80
 06/11/2021   11:50:28   (  -0.07, -75.41) (  -0.15, -74.97)   49.49                80
 06/12/2021   11:38:44   (  -0.07, -75.43) (  -0.82, -72.11)  379.05                80