Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 5 9.  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)
 05/10/2021   14:34:07   (   0.04, -75.19) (   0.13, -75.64)   50.13                80
 05/13/2021   02:29:51   (  -0.04, -75.21) (  -0.03, -75.25)    4.26                80
 05/15/2021   14:28:04   (   0.03, -75.25) (  -0.04, -74.81)   48.96                80
 05/17/2021   02:49:47   (  -0.02, -75.25) (  -0.97, -79.41)  474.60                80
 05/18/2021   02:26:28   (  -0.02, -75.27) (   0.14, -74.42)   95.74                80
 05/19/2021   14:48:01   (   0.01, -75.30) (   0.83, -78.99)  420.51                80
 05/20/2021   14:24:43   (   0.01, -75.32) (  -0.28, -74.00)  150.15                80
 05/22/2021   02:46:25   (  -0.01, -75.33) (  -0.73, -78.60)  372.18                80