Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 12 17.  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)
 12/18/2019   18:28:22   (   0.04,-137.22) (  -0.60,-134.33)  329.88                80
 12/20/2019   06:44:43   (  -0.04,-137.21) (  -0.43,-138.92)  195.10                80
 12/21/2019   06:26:44   (  -0.04,-137.21) (   0.70,-133.93)  373.63                80
 12/22/2019   18:42:57   (   0.03,-137.21) (   0.33,-138.49)  146.12                80
 12/23/2019   18:24:58   (   0.04,-137.20) (  -0.80,-133.50)  422.26                80
 12/25/2019   06:41:20   (  -0.04,-137.18) (  -0.23,-138.10)  103.88                80
 12/26/2019   06:23:21   (  -0.04,-137.17) (   0.90,-133.11)  464.16                80
 12/27/2019   18:39:33   (   0.04,-137.16) (   0.13,-137.66)   56.65                80
 12/30/2019   06:37:55   (  -0.05,-137.12) (  -0.09,-137.26)   15.48                80