Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 11 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)
 11/21/2019   06:44:23   (  -0.02,-137.18) (  -0.42,-138.91)  196.90                80
 11/22/2019   06:26:25   (  -0.03,-137.17) (   0.70,-133.91)  371.41                80
 11/23/2019   18:42:38   (   0.03,-137.17) (   0.31,-138.48)  148.61                80
 11/24/2019   18:24:40   (   0.02,-137.16) (  -0.81,-133.49)  419.29                80
 11/26/2019   06:41:01   (  -0.02,-137.13) (  -0.20,-138.08)  107.64                80
 11/27/2019   06:23:02   (  -0.02,-137.12) (   0.86,-133.08)  460.04                80
 11/28/2019   18:39:15   (   0.03,-137.11) (   0.15,-137.64)   61.05                80
 12/01/2019   06:37:37   (  -0.04,-137.05) (  -0.10,-137.24)   21.44                80
 12/03/2019   18:38:31   (   0.05,-137.02) (  -0.02,-136.81)   24.03                80