Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2020 12 21.  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)
 12/21/2020   18:47:22   (  -0.02,-137.23) (   0.28,-138.52)  147.93                80
 12/22/2020   18:24:03   (  -0.02,-137.22) (  -0.86,-133.53)  420.87                80
 12/24/2020   06:45:43   (   0.02,-137.22) (  -0.21,-138.12)  103.68                80
 12/25/2020   06:22:25   (   0.02,-137.21) (   0.93,-133.13)  464.68                80
 12/26/2020   18:41:17   (  -0.02,-137.20) (   0.06,-137.70)   56.23                80
 12/29/2020   06:42:19   (   0.02,-137.17) (   0.00,-137.29)   14.28                80
 12/31/2020   18:40:31   (  -0.01,-137.12) (  -0.05,-136.85)   31.02                80
 01/02/2021   06:56:52   (   0.01,-137.09) (  -0.98,-141.44)  496.13                80
 01/03/2021   06:38:54   (   0.01,-137.07) (   0.17,-136.46)   70.70                80