Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 5 15.  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)
 05/16/2020   18:25:38   (   0.03,-137.19) (  -0.76,-133.57)  412.46                80
 05/18/2020   06:41:58   (  -0.03,-137.17) (  -0.28,-138.16)  114.20                80
 05/19/2020   06:23:59   (  -0.03,-137.16) (   0.84,-133.17)  454.15                80
 05/20/2020   18:40:10   (   0.02,-137.16) (   0.15,-137.73)   65.38                80
 05/23/2020   06:38:31   (  -0.02,-137.11) (  -0.07,-137.33)   25.54                80
 05/25/2020   18:39:23   (   0.01,-137.08) (  -0.06,-136.90)   20.50                80
 05/28/2020   06:37:43   (   0.00,-137.00) (   0.09,-136.49)   57.55                80
 05/29/2020   18:53:54   (  -0.01,-136.98) (   0.91,-141.06)  464.89                80