Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 4 12.  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)
 04/14/2021   02:29:35   (  -0.05, -75.20) (  -0.03, -75.20)    1.74                80
 04/16/2021   14:30:25   (   0.05, -75.24) (  -0.05, -74.76)   54.50                80
 04/18/2021   02:49:25   (  -0.04, -75.23) (  -0.97, -79.36)  470.17                80
 04/19/2021   02:26:05   (  -0.04, -75.24) (   0.18, -74.37)   99.86                80
 04/20/2021   14:44:56   (   0.04, -75.28) (   0.87, -78.92)  415.90                80
 04/21/2021   14:26:56   (   0.03, -75.29) (  -0.28, -73.94)  154.63                80
 04/23/2021   02:45:55   (  -0.03, -75.29) (  -0.75, -78.53)  369.05                80
 04/24/2021   02:22:35   (  -0.03, -75.30) (   0.34, -73.53)  201.72                80
 04/25/2021   14:41:26   (   0.03, -75.35) (   0.64, -78.10)  312.98                80