Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 12 19.  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)
 12/20/2019   06:44:43   (  -0.03,-137.21) (  -0.40,-138.93)  195.04                80
 12/21/2019   06:26:45   (  -0.04,-137.21) (   0.73,-133.94)  373.74                80
 12/22/2019   18:42:57   (   0.03,-137.21) (   0.31,-138.50)  146.07                80
 12/23/2019   18:24:58   (   0.04,-137.20) (  -0.77,-133.49)  422.35                80
 12/25/2019   06:41:19   (  -0.03,-137.18) (  -0.26,-138.09)  103.73                80
 12/26/2019   06:23:21   (  -0.04,-137.17) (   0.87,-133.10)  464.39                80
 12/27/2019   18:39:33   (   0.04,-137.16) (   0.16,-137.66)   56.36                80
 12/30/2019   06:37:56   (  -0.05,-137.12) (  -0.06,-137.26)   15.34                80
 01/01/2020   18:38:48   (   0.06,-137.09) (   0.01,-136.82)   31.12                80