Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 4 29.  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)
 04/30/2021   11:41:20   (   0.03, -75.21) (  -0.16, -74.34)   99.01                80
 05/01/2021   11:29:36   (   0.02, -75.21) (  -0.84, -71.48)  426.10                80
 05/03/2021   00:04:52   (  -0.03, -75.18) (  -0.98, -79.27)  467.11                80
 05/03/2021   23:53:08   (  -0.02, -75.19) (  -0.29, -76.41)  139.49                80
 05/04/2021   23:38:45   (  -0.02, -75.20) (   0.39, -73.55)  188.46                80
 05/07/2021   12:02:17   (   0.02, -75.26) (   0.78, -78.49)  368.54                80
 05/08/2021   11:50:34   (   0.02, -75.28) (   0.09, -75.63)   39.83                80
 05/09/2021   11:36:10   (   0.02, -75.29) (  -0.54, -72.75)  289.07                80
 05/11/2021   23:59:42   (  -0.02, -75.30) (  -0.56, -77.70)  273.09                80
 05/12/2021   23:45:19   (  -0.01, -75.32) (   0.13, -74.84)   56.04                80