Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 3 3.  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)
 03/04/2021   06:44:13   (  -0.03,-137.21) (  -0.22,-138.12)  102.76                80
 03/05/2021   06:20:53   (  -0.02,-137.21) (   0.92,-133.13)  465.96                80
 03/06/2021   18:42:24   (   0.03,-137.21) (   0.11,-137.68)   53.20                80
 03/09/2021   06:40:43   (  -0.03,-137.18) (  -0.06,-137.27)   11.38                80
 03/11/2021   18:38:55   (   0.02,-137.17) (  -0.04,-136.84)   36.98                80
 03/13/2021   06:57:54   (  -0.02,-137.14) (  -0.98,-141.43)  489.69                80
 03/14/2021   06:34:35   (  -0.02,-137.12) (   0.16,-136.44)   78.36                80
 03/15/2021   18:53:26   (   0.02,-137.12) (   0.88,-141.00)  442.05                80
 03/16/2021   18:35:26   (   0.02,-137.11) (  -0.20,-136.00)  125.72                80