Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 6 20.  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)
 06/21/2021   06:39:33   (  -0.03,-137.18) (  -0.06,-137.32)   15.40                80
 06/23/2021   18:40:24   (   0.03,-137.17) (  -0.00,-136.88)   32.49                80
 06/25/2021   06:56:44   (  -0.03,-137.15) (  -0.99,-141.48)  493.98                80
 06/26/2021   06:38:45   (  -0.03,-137.13) (   0.14,-136.49)   73.76                80
 06/27/2021   18:54:56   (   0.02,-137.12) (   0.88,-141.05)  447.95                80
 06/28/2021   18:36:56   (   0.02,-137.10) (  -0.19,-136.05)  119.73                80
 06/30/2021   06:53:16   (  -0.02,-137.08) (  -0.79,-140.65)  406.79                80
 07/01/2021   06:35:15   (  -0.02,-137.06) (   0.28,-135.65)  160.77                80
 07/02/2021   18:51:27   (   0.02,-137.04) (   0.75,-140.21)  361.42                80
 07/03/2021   18:33:27   (   0.02,-137.03) (  -0.38,-135.22)  205.88                80