Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 1 20.  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)
 01/21/2020   18:25:13   (   0.01,-137.21) (  -0.79,-133.51)  420.65                80
 01/23/2020   06:41:35   (  -0.01,-137.19) (  -0.19,-138.12)  105.78                80
 01/24/2020   06:23:36   (  -0.01,-137.18) (   0.89,-133.12)  462.54                80
 01/25/2020   18:39:48   (   0.01,-137.17) (   0.11,-137.68)   57.55                80
 01/28/2020   06:38:10   (  -0.01,-137.14) (  -0.06,-137.28)   16.51                80
 01/30/2020   18:39:04   (   0.01,-137.11) (  -0.07,-136.85)   30.76                80
 02/01/2020   06:55:25   (  -0.01,-137.08) (  -0.96,-141.45)  497.16                80
 02/02/2020   06:37:26   (  -0.01,-137.06) (   0.13,-136.45)   70.10                80
 02/03/2020   18:53:38   (   0.00,-137.04) (   0.88,-141.01)  451.96                80