Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 3 8.  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)
 03/09/2021   11:51:12   (   0.00, -75.21) (   0.64, -78.07)  326.26                80
 03/10/2021   11:36:48   (   0.01, -75.21) (  -0.00, -75.21)    1.51                80
 03/11/2021   11:25:05   (   0.01, -75.22) (  -0.65, -72.34)  328.28                80
 03/13/2021   23:46:07   (  -0.02, -75.21) (  -0.51, -77.31)  240.73                80
 03/14/2021   23:37:03   (  -0.02, -75.22) (   0.15, -74.45)   87.38                80
 03/15/2021   23:25:20   (  -0.01, -75.23) (   0.81, -71.58)  415.61                80
 03/17/2021   11:57:50   (   0.02, -75.28) (   0.98, -79.36)  466.15                80
 03/18/2021   11:46:07   (   0.01, -75.30) (   0.27, -76.51)  137.89                80
 03/19/2021   11:31:44   (   0.01, -75.31) (  -0.38, -73.64)  190.50                80
 03/21/2021   23:55:24   (  -0.01, -75.32) (  -0.78, -78.61)  375.73                80