Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 6 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)
 06/01/2021   12:10:07   (  -0.04, -75.23) (   0.96, -79.43)  480.35                80
 06/02/2021   11:58:24   (  -0.05, -75.24) (   0.24, -76.57)  152.02                80
 06/03/2021   11:43:59   (  -0.05, -75.25) (  -0.43, -73.71)  176.63                80
 06/06/2021   00:04:56   (   0.05, -75.27) (  -0.72, -78.66)  386.75                80
 06/06/2021   23:53:12   (   0.05, -75.29) (  -0.07, -75.79)   57.72                80
 06/07/2021   23:44:08   (   0.05, -75.31) (   0.63, -72.94)  271.41                80
 06/10/2021   12:04:53   (  -0.06, -75.37) (   0.50, -77.84)  281.73                80
 06/11/2021   11:50:28   (  -0.07, -75.39) (  -0.17, -74.98)   47.65                80
 06/12/2021   11:38:44   (  -0.07, -75.41) (  -0.84, -72.11)  377.08                80
 06/15/2021   00:02:23   (   0.08, -75.45) (  -0.30, -77.08)  185.44                80