Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 4 13.  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   02:32:14   (  -0.05, -75.20) (  -0.08, -75.19)    3.34                80
 04/16/2021   14:30:26   (   0.05, -75.24) (  -0.07, -74.77)   54.43                80
 04/18/2021   02:49:25   (  -0.04, -75.23) (  -0.95, -79.36)  470.17                80
 04/19/2021   02:26:05   (  -0.04, -75.24) (   0.13, -74.36)   99.85                80
 04/20/2021   14:44:56   (   0.04, -75.28) (   0.86, -78.93)  416.04                80
 04/21/2021   14:26:56   (   0.03, -75.29) (  -0.29, -73.94)  154.48                80
 04/23/2021   02:45:56   (  -0.03, -75.29) (  -0.73, -78.53)  369.15                80
 04/24/2021   02:22:35   (  -0.03, -75.30) (   0.35, -73.53)  201.59                80
 04/25/2021   14:41:27   (   0.03, -75.35) (   0.63, -78.10)  313.23                80
 04/26/2021   14:23:26   (   0.03, -75.36) (  -0.46, -73.10)  258.00                80