Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 1 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)
 01/16/2021   17:41:29   (   0.00,-137.22) (   0.47,-139.46)  254.61                80
 01/17/2021   17:18:10   (   0.00,-137.21) (  -0.63,-134.48)  312.27                80
 01/19/2021   05:39:50   (  -0.00,-137.20) (  -0.41,-139.11)  217.18                80
 01/20/2021   05:16:30   (  -0.00,-137.20) (   0.69,-134.13)  349.45                80
 01/21/2021   17:38:02   (   0.00,-137.20) (   0.35,-138.73)  174.48                80
 01/22/2021   17:14:42   (   0.00,-137.19) (  -0.75,-133.75)  391.70                80
 01/24/2021   05:36:23   (  -0.01,-137.16) (  -0.28,-138.38)  138.94                80
 01/25/2021   05:13:03   (  -0.00,-137.15) (   0.82,-133.40)  426.71                80
 01/26/2021   17:34:35   (   0.01,-137.14) (   0.17,-138.01)   98.81                80
 01/27/2021   17:11:15   (   0.00,-137.12) (  -0.88,-133.02)  466.35                80
 01/29/2021   05:32:55   (  -0.01,-137.08) (  -0.15,-137.65)   65.74                80