Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2020 12 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)
 12/24/2020   06:45:44   (   0.02,-137.21) (  -0.17,-138.13)  103.94                80
 12/25/2020   06:22:25   (   0.03,-137.21) (   0.92,-133.13)  464.33                80
 12/26/2020   18:41:17   (  -0.03,-137.20) (   0.08,-137.69)   55.97                80
 12/29/2020   06:42:19   (   0.02,-137.16) (  -0.01,-137.29)   14.71                80
 12/31/2020   18:40:32   (  -0.02,-137.12) (  -0.10,-136.86)   30.89                80
 01/02/2021   06:59:33   (   0.02,-137.09) (  -0.94,-141.45)  496.73                80
 01/03/2021   06:36:13   (   0.02,-137.07) (   0.15,-136.45)   70.03                80
 01/04/2021   18:55:05   (  -0.02,-137.04) (   0.88,-141.01)  452.76                80
 01/05/2021   18:37:05   (  -0.01,-137.01) (  -0.21,-136.01)  113.82                80