Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 5 1.  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)
 05/01/2021   11:29:36   (   0.02, -75.21) (  -0.83, -71.48)  426.05                80
 05/03/2021   00:04:51   (  -0.03, -75.18) (  -0.98, -79.27)  467.27                80
 05/03/2021   23:53:08   (  -0.02, -75.19) (  -0.30, -76.41)  139.68                80
 05/04/2021   23:38:45   (  -0.02, -75.19) (   0.38, -73.55)  188.19                80
 05/07/2021   12:02:17   (   0.02, -75.26) (   0.79, -78.48)  368.89                80
 05/08/2021   11:50:34   (   0.02, -75.27) (   0.10, -75.62)   40.21                80
 05/09/2021   11:36:10   (   0.02, -75.29) (  -0.59, -72.77)  288.60                80
 05/11/2021   23:59:42   (  -0.02, -75.30) (  -0.57, -77.70)  273.78                80
 05/12/2021   23:45:19   (  -0.01, -75.32) (   0.11, -74.84)   55.23                80
 05/13/2021   23:33:35   (  -0.01, -75.34) (   0.80, -71.98)  384.27                80