Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 12 25.  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)
 12/26/2019   06:23:21   (  -0.02,-137.18) (   0.89,-133.10)  464.90                80
 12/27/2019   18:39:33   (   0.03,-137.17) (   0.13,-137.66)   56.06                80
 12/30/2019   06:37:55   (  -0.04,-137.14) (  -0.09,-137.26)   14.30                80
 01/01/2020   18:38:49   (   0.04,-137.11) (  -0.03,-136.83)   32.20                80
 01/03/2020   06:55:10   (  -0.04,-137.08) (  -1.01,-141.42)  494.53                80
 01/04/2020   06:37:12   (  -0.05,-137.06) (   0.12,-136.43)   72.85                80
 01/05/2020   18:53:23   (   0.04,-137.04) (   0.95,-140.98)  449.80                80
 01/06/2020   18:35:25   (   0.05,-137.02) (  -0.19,-135.99)  117.04                80
 01/08/2020   06:51:46   (  -0.04,-136.98) (  -0.85,-140.59)  411.24                80