Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 12 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 12/03/2020   06:24:10   (   0.04,-137.22) (   0.75,-133.93)  374.85                80
 12/04/2020   18:43:03   (  -0.03,-137.23) (   0.27,-138.49)  144.24                80
 12/05/2020   18:25:04   (  -0.03,-137.22) (  -0.88,-133.50)  424.37                80
 12/07/2020   06:44:04   (   0.03,-137.20) (  -0.19,-138.08)  101.50                80
 12/08/2020   06:20:45   (   0.03,-137.19) (   0.96,-133.10)  466.70                80
 12/09/2020   18:39:36   (  -0.02,-137.19) (   0.11,-137.65)   53.51                80
 12/12/2020   06:40:37   (   0.02,-137.14) (  -0.03,-137.25)   12.79                80
 12/14/2020   18:38:50   (  -0.01,-137.11) (  -0.07,-136.81)   33.34                80
 12/16/2020   06:57:50   (   0.01,-137.07) (  -0.95,-141.41)  494.53                80