Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 11 1.  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)
 11/01/2021   06:35:14   (   0.05,-137.22) (   0.24,-136.44)   88.66                80
 11/02/2021   18:54:05   (  -0.05,-137.22) (   0.82,-141.00)  431.15                80
 11/03/2021   18:36:06   (  -0.05,-137.21) (  -0.34,-136.01)  137.27                80
 11/05/2021   06:55:06   (   0.04,-137.19) (  -0.74,-140.59)  388.74                80
 11/06/2021   06:31:46   (   0.04,-137.18) (   0.37,-135.60)  179.07                80
 11/07/2021   18:50:39   (  -0.04,-137.16) (   0.63,-140.16)  342.49                80
 11/08/2021   18:32:39   (  -0.03,-137.14) (  -0.47,-135.17)  224.83                80
 11/10/2021   06:51:39   (   0.03,-137.11) (  -0.54,-139.77)  302.51                80
 11/11/2021   06:30:23   (   0.02,-137.09) (   0.57,-134.77)  264.61                43
 11/12/2021   18:47:11   (  -0.02,-137.06) (   0.49,-139.32)  257.76                80
 11/13/2021   18:29:12   (  -0.02,-137.04) (  -0.62,-134.33)  309.28                80