Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 6 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 06/06/2021   02:36:13   (   0.03, -75.22) (  -0.16, -76.11)  100.33                80
 06/07/2021   02:12:54   (   0.03, -75.23) (   0.98, -71.12)  468.79                80
 06/08/2021   14:34:26   (  -0.03, -75.24) (   0.09, -75.67)   49.06                80
 06/11/2021   02:32:49   (   0.03, -75.24) (   0.02, -75.27)    4.48                80
 06/13/2021   14:28:22   (  -0.04, -75.26) (  -0.15, -74.85)   47.54                80
 06/15/2021   02:50:04   (   0.04, -75.26) (  -0.88, -79.45)  476.42                80
 06/16/2021   02:26:45   (   0.05, -75.27) (   0.26, -74.46)   93.43                80
 06/17/2021   14:48:18   (  -0.05, -75.30) (   0.75, -79.02)  423.14                80
 06/18/2021   14:24:58   (  -0.06, -75.31) (  -0.33, -74.02)  147.11                80