Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 6 7.  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)
 06/07/2021   17:03:03   (   0.05,-137.17) (  -0.75,-133.49)  419.24                80
 06/09/2021   05:19:23   (  -0.04,-137.15) (  -0.25,-138.13)  111.74                80
 06/10/2021   05:01:23   (  -0.04,-137.14) (   0.81,-133.14)  453.74                80
 06/11/2021   17:17:35   (   0.03,-137.12) (   0.16,-137.76)   72.45                80
 06/12/2021   16:59:35   (   0.03,-137.10) (  -0.90,-132.77)  492.51                80
 06/14/2021   05:15:55   (  -0.02,-137.06) (  -0.10,-137.41)   39.87                80
 06/16/2021   17:14:07   (   0.02,-137.02) (   0.01,-137.04)    2.75                80
 06/19/2021   05:15:07   (  -0.02,-136.95) (   0.05,-136.70)   28.75                80
 06/20/2021   17:31:18   (   0.01,-136.91) (   0.98,-141.30)  499.47                80