Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 4 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 04/04/2021   17:27:24   (   0.03,-137.18) (   0.18,-137.84)   74.97                80
 04/05/2021   17:04:04   (   0.03,-137.16) (  -0.89,-132.85)  489.64                80
 04/07/2021   05:23:04   (  -0.03,-137.11) (  -0.12,-137.49)   43.40                80
 04/09/2021   17:23:55   (   0.03,-137.06) (   0.05,-137.11)    5.03                80
 04/12/2021   05:22:15   (  -0.03,-136.99) (   0.01,-136.76)   25.84                80
 04/14/2021   17:17:45   (   0.03,-136.93) (  -0.09,-136.38)   62.83                80
 04/16/2021   05:36:46   (  -0.03,-136.87) (  -0.92,-141.02)  472.13                80