Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 7 10.  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)
 07/10/2021   17:17:23   (   0.03,-137.18) (   0.32,-138.43)  142.64                80
 07/11/2021   16:59:24   (   0.03,-137.17) (  -0.81,-133.46)  424.02                80
 07/13/2021   05:15:43   (  -0.02,-137.17) (  -0.24,-138.09)  105.00                80
 07/14/2021   04:57:44   (  -0.02,-137.16) (   0.89,-133.12)  461.32                80
 07/15/2021   17:13:55   (   0.02,-137.15) (   0.12,-137.72)   64.49                80
 07/18/2021   05:12:14   (  -0.02,-137.12) (  -0.10,-137.37)   28.44                80
 07/20/2021   17:13:04   (   0.02,-137.08) (   0.03,-136.99)   10.40                80
 07/23/2021   05:11:24   (  -0.01,-137.03) (   0.06,-136.65)   43.24                80