Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 3 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)
 03/01/2021   18:45:53   (   0.03,-137.23) (   0.31,-138.52)  146.89                80
 03/02/2021   18:22:33   (   0.03,-137.23) (  -0.82,-133.53)  422.39                80
 03/04/2021   06:44:13   (  -0.03,-137.21) (  -0.22,-138.12)  102.71                80
 03/05/2021   06:20:53   (  -0.03,-137.21) (   0.91,-133.13)  465.96                80
 03/06/2021   18:39:44   (   0.03,-137.21) (   0.11,-137.68)   53.50                80
 03/09/2021   06:40:43   (  -0.03,-137.18) (  -0.06,-137.27)   11.52                80
 03/11/2021   18:38:55   (   0.02,-137.16) (  -0.04,-136.84)   36.47                80
 03/13/2021   06:57:54   (  -0.02,-137.13) (  -0.98,-141.43)  489.93                80
 03/14/2021   06:34:35   (  -0.02,-137.12) (   0.16,-136.44)   78.08                80