Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 5 8.  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)
 05/08/2021   17:23:49   (   0.05,-137.20) (   0.16,-137.79)   66.37                80
 05/11/2021   05:22:10   (  -0.05,-137.19) (  -0.09,-137.45)   29.18                80
 05/13/2021   17:17:42   (   0.04,-137.19) (   0.01,-137.07)   13.17                80
 05/16/2021   05:16:03   (  -0.03,-137.15) (   0.07,-136.74)   47.72                80
 05/17/2021   17:34:54   (   0.02,-137.14) (   0.96,-141.34)  477.65                80
 05/18/2021   17:16:55   (   0.02,-137.13) (  -0.15,-136.36)   87.62                80
 05/20/2021   05:33:15   (  -0.02,-137.10) (  -0.87,-141.00)  444.49                80
 05/21/2021   05:15:16   (  -0.01,-137.08) (   0.24,-136.02)  120.56                80