Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 6 14.  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)
 06/16/2021   17:16:47   (   0.04,-137.19) (   0.02,-137.04)   16.59                80
 06/19/2021   05:15:06   (  -0.04,-137.16) (   0.05,-136.69)   53.08                80
 06/20/2021   17:31:19   (   0.03,-137.15) (   0.92,-141.31)  473.06                80
 06/21/2021   17:13:18   (   0.03,-137.13) (  -0.14,-136.32)   92.43                80
 06/23/2021   05:29:39   (  -0.03,-137.11) (  -0.85,-140.97)  438.64                80
 06/24/2021   05:11:38   (  -0.02,-137.09) (   0.21,-135.98)  126.19                80
 06/25/2021   17:27:49   (   0.02,-137.06) (   0.81,-140.58)  401.66                80
 06/26/2021   17:09:50   (   0.01,-137.04) (  -0.31,-135.61)  162.89                80