Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 4 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 04/30/2021   18:55:10   (   0.05,-137.21) (   0.88,-141.03)  435.38                80
 05/01/2021   18:37:11   (   0.04,-137.20) (  -0.23,-136.04)  133.35                80
 05/03/2021   06:56:11   (  -0.04,-137.18) (  -0.82,-140.63)  393.21                80
 05/04/2021   06:32:52   (  -0.03,-137.18) (   0.29,-135.64)  175.32                80
 05/05/2021   18:51:43   (   0.03,-137.19) (   0.70,-140.20)  343.36                80
 05/06/2021   18:33:44   (   0.03,-137.18) (  -0.41,-135.21)  225.22                80
 05/08/2021   06:52:44   (  -0.03,-137.16) (  -0.65,-139.80)  301.59                80
 05/09/2021   06:29:24   (  -0.03,-137.15) (   0.47,-134.80)  266.74                80
 05/10/2021   18:48:16   (   0.02,-137.15) (   0.52,-139.37)  252.61                80
 05/11/2021   18:30:16   (   0.02,-137.14) (  -0.60,-134.38)  315.31                80
 05/13/2021   06:49:17   (  -0.02,-137.11) (  -0.46,-138.97)  212.81                80