Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 6 16.  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,-137.20) (  -0.00,-137.04)   18.24                80
 06/19/2021   05:15:07   (  -0.03,-137.19) (   0.07,-136.70)   55.94                80
 06/20/2021   17:31:18   (   0.03,-137.18) (   0.96,-141.30)  469.22                80
 06/21/2021   17:13:19   (   0.03,-137.18) (  -0.16,-136.33)   96.82                80
 06/23/2021   05:29:38   (  -0.03,-137.16) (  -0.89,-140.96)  433.57                80
 06/24/2021   05:08:58   (  -0.02,-137.14) (   0.23,-135.98)  131.80                80
 06/25/2021   17:27:50   (   0.02,-137.12) (   0.79,-140.59)  395.12                80
 06/26/2021   17:09:50   (   0.01,-137.10) (  -0.33,-135.61)  169.97                80
 06/28/2021   05:28:50   (  -0.01,-137.07) (  -0.72,-140.24)  361.24                80
 06/29/2021   05:05:30   (  -0.01,-137.06) (   0.41,-135.27)  203.82                80