Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 2 4.  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)
 02/04/2021   06:21:03   (  -0.01,-137.23) (   0.90,-133.15)  464.80                80
 02/05/2021   18:42:35   (   0.02,-137.24) (   0.10,-137.71)   53.80                80
 02/08/2021   06:40:54   (  -0.02,-137.20) (  -0.06,-137.30)   12.46                80
 02/10/2021   18:39:06   (   0.01,-137.19) (  -0.07,-136.87)   35.67                80
 02/12/2021   06:55:27   (  -0.01,-137.15) (  -0.95,-141.47)  491.75                80
 02/13/2021   06:37:26   (  -0.01,-137.14) (   0.12,-136.46)   76.21                80
 02/14/2021   18:53:37   (   0.01,-137.13) (   0.89,-141.02)  443.81                80
 02/15/2021   18:35:38   (   0.01,-137.12) (  -0.23,-136.03)  123.90                80
 02/17/2021   06:51:58   (  -0.01,-137.08) (  -0.77,-140.63)  404.05                80