Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 1 18.  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)
 01/18/2020   06:44:59   (  -0.01,-137.21) (  -0.40,-138.94)  197.61                80
 01/19/2020   06:27:01   (  -0.01,-137.21) (   0.74,-133.95)  371.41                80
 01/20/2020   18:43:13   (   0.01,-137.22) (   0.27,-138.52)  147.58                80
 01/21/2020   18:25:13   (   0.01,-137.21) (  -0.81,-133.52)  421.10                80
 01/23/2020   06:41:35   (  -0.01,-137.19) (  -0.22,-138.11)  105.14                80
 01/24/2020   06:23:36   (  -0.01,-137.18) (   0.91,-133.12)  463.29                80
 01/25/2020   18:39:48   (   0.01,-137.18) (   0.15,-137.67)   56.60                80
 01/28/2020   06:38:10   (  -0.02,-137.15) (  -0.04,-137.28)   15.03                80
 01/30/2020   18:39:03   (   0.02,-137.13) (  -0.03,-136.84)   32.47                80