Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 5 24.  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)
 05/25/2021   18:40:33   (   0.04,-137.20) (  -0.03,-136.88)   37.18                80
 05/27/2021   06:59:34   (  -0.04,-137.19) (  -0.98,-141.48)  488.68                80
 05/28/2021   06:36:15   (  -0.03,-137.18) (   0.14,-136.49)   79.73                80
 05/29/2021   18:55:05   (   0.03,-137.18) (   0.88,-141.05)  440.12                80
 05/30/2021   18:37:06   (   0.02,-137.17) (  -0.24,-136.05)  128.11                80
 06/01/2021   06:56:06   (  -0.02,-137.15) (  -0.82,-140.65)  398.40                80
 06/02/2021   06:32:46   (  -0.02,-137.15) (   0.31,-135.65)  169.76                80
 06/03/2021   18:51:37   (   0.02,-137.14) (   0.72,-140.21)  350.41                80
 06/04/2021   18:33:37   (   0.01,-137.13) (  -0.40,-135.22)  217.67                80
 06/06/2021   06:52:38   (  -0.01,-137.11) (  -0.64,-139.81)  309.17                80