Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 2 6.  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)
 02/08/2021   06:40:55   (  -0.02,-137.20) (  -0.04,-137.31)   12.54                80
 02/10/2021   18:39:06   (   0.01,-137.18) (  -0.03,-136.86)   35.88                80
 02/12/2021   06:55:26   (  -0.01,-137.15) (  -0.99,-141.46)  491.88                80
 02/13/2021   06:37:27   (  -0.01,-137.14) (   0.13,-136.47)   76.01                80
 02/14/2021   18:53:38   (   0.01,-137.13) (   0.87,-141.03)  443.87                80
 02/15/2021   18:35:38   (   0.01,-137.12) (  -0.25,-136.04)  123.84                80
 02/17/2021   06:51:58   (  -0.01,-137.08) (  -0.81,-140.62)  404.32                80
 02/18/2021   06:33:58   (  -0.01,-137.06) (   0.31,-135.63)  162.94                80
 02/19/2021   18:50:09   (   0.01,-137.04) (   0.70,-140.19)  358.31                80