Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 3 6.  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)
 03/06/2021   23:27:46   (   0.01, -75.18) (   0.46, -73.16)  230.37                80
 03/09/2021   11:51:12   (   0.01, -75.21) (   0.65, -78.07)  326.00                80
 03/10/2021   11:36:48   (   0.01, -75.22) (   0.00, -75.21)    1.49                80
 03/11/2021   11:25:05   (   0.02, -75.22) (  -0.64, -72.34)  328.62                80
 03/13/2021   23:48:46   (  -0.02, -75.21) (  -0.52, -77.31)  240.39                80
 03/14/2021   23:36:13   (  -0.02, -75.22) (   0.15, -74.45)   87.79                30
 03/15/2021   23:22:40   (  -0.01, -75.23) (   0.81, -71.58)  416.07                80
 03/17/2021   11:57:50   (   0.02, -75.29) (   0.98, -79.36)  465.50                80
 03/18/2021   11:46:07   (   0.01, -75.30) (   0.27, -76.51)  137.15                80
 03/19/2021   11:31:44   (   0.01, -75.32) (  -0.37, -73.64)  191.30                80