Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 4 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)
 04/04/2021   11:47:39   (   0.02, -75.21) (   0.27, -76.21)  114.92                80
 04/05/2021   11:33:17   (   0.01, -75.21) (  -0.45, -73.36)  211.68                80
 04/07/2021   23:56:52   (  -0.02, -75.18) (  -0.73, -78.30)  356.22                80
 04/08/2021   23:45:08   (  -0.02, -75.19) (  -0.06, -75.44)   28.73                80
 04/09/2021   23:30:45   (  -0.02, -75.19) (   0.62, -72.58)  299.13                80
 04/12/2021   11:54:17   (   0.02, -75.25) (   0.56, -77.51)  257.98                80
 04/13/2021   11:39:53   (   0.02, -75.26) (  -0.10, -74.64)   70.18                80
 04/14/2021   11:28:11   (   0.02, -75.28) (  -0.82, -71.79)  398.30                80
 04/16/2021   00:03:27   (  -0.02, -75.26) (  -1.03, -79.59)  494.06                80
 04/16/2021   23:51:43   (  -0.02, -75.27) (  -0.35, -76.72)  165.64                80
 04/17/2021   23:37:20   (  -0.01, -75.29) (   0.32, -73.86)  162.87                80