Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2020 12 30.  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)
 12/31/2020   18:40:31   (  -0.01,-137.22) (  -0.07,-136.85)   41.61                80
 01/02/2021   06:59:32   (   0.00,-137.20) (  -0.96,-141.45)  484.29                80
 01/03/2021   06:36:14   (  -0.00,-137.19) (   0.19,-136.46)   83.96                80
 01/04/2021   18:57:45   (   0.01,-137.19) (   0.84,-141.02)  436.01                80
 01/05/2021   18:34:26   (   0.01,-137.17) (  -0.25,-136.02)  131.86                80
 01/07/2021   06:56:07   (  -0.01,-137.15) (  -0.78,-140.61)  395.22                80
 01/08/2021   06:32:48   (  -0.00,-137.13) (   0.31,-135.61)  172.01                80
 01/09/2021   18:51:40   (  -0.01,-137.11) (   0.65,-140.18)  349.77                80
 01/10/2021   18:33:40   (  -0.02,-137.09) (  -0.45,-135.19)  216.91                80
 01/12/2021   06:50:02   (   0.02,-137.05) (  -0.59,-139.78)  311.44                80