Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 10 26.  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)
 10/27/2021   06:41:19   (   0.04,-137.22) (   0.01,-137.26)    5.77                80
 10/29/2021   18:39:32   (  -0.03,-137.22) (  -0.11,-136.83)   44.16                80
 10/31/2021   06:58:32   (   0.03,-137.20) (  -0.92,-141.43)  481.25                80
 11/01/2021   06:35:13   (   0.03,-137.20) (   0.18,-136.43)   87.14                80
 11/02/2021   18:54:05   (  -0.03,-137.19) (   0.82,-140.99)  433.20                80
 11/03/2021   18:36:05   (  -0.03,-137.18) (  -0.28,-136.00)  134.80                80
 11/05/2021   06:55:06   (   0.03,-137.16) (  -0.74,-140.59)  391.85                80
 11/06/2021   06:31:46   (   0.03,-137.14) (   0.36,-135.60)  175.52                80
 11/07/2021   18:50:39   (  -0.02,-137.12) (   0.64,-140.16)  346.61                80
 11/08/2021   18:32:39   (  -0.02,-137.10) (  -0.46,-135.17)  220.32                80