Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 1 7.  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)
 01/08/2021   02:16:18   (   0.00, -75.17) (   0.72, -71.94)  368.52                80
 01/09/2021   14:35:10   (  -0.00, -75.20) (   0.29, -76.50)  147.97                80
 01/10/2021   14:17:12   (   0.00, -75.20) (  -0.85, -71.51)  421.18                80
 01/12/2021   02:36:13   (  -0.00, -75.18) (  -0.20, -76.11)  105.71                80
 01/13/2021   02:12:54   (  -0.00, -75.18) (   0.93, -71.12)  463.64                80
 01/14/2021   14:31:47   (   0.00, -75.22) (   0.07, -75.68)   52.03                80
 01/17/2021   02:32:49   (  -0.00, -75.22) (   0.01, -75.29)    7.69                80
 01/19/2021   14:31:02   (  -0.00, -75.29) (  -0.08, -74.85)   49.28                80
 01/21/2021   02:50:05   (   0.00, -75.29) (  -0.91, -79.46)  474.70                80