Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2020 12 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)
 12/20/2020   06:25:50   (   0.03,-137.23) (   0.75,-133.96)  371.72                80
 12/21/2020   18:47:22   (  -0.02,-137.22) (   0.26,-138.53)  148.04                80
 12/22/2020   18:24:02   (  -0.03,-137.22) (  -0.83,-133.53)  420.76                80
 12/24/2020   06:45:44   (   0.02,-137.22) (  -0.19,-138.12)  103.65                80
 12/25/2020   06:22:25   (   0.03,-137.21) (   0.96,-133.14)  464.68                80
 12/26/2020   18:41:17   (  -0.02,-137.20) (   0.09,-137.69)   56.22                80
 12/29/2020   06:42:18   (   0.02,-137.17) (  -0.03,-137.29)   14.45                80
 12/31/2020   18:40:31   (  -0.01,-137.12) (  -0.08,-136.85)   30.91                80
 01/02/2021   06:56:53   (   0.01,-137.09) (  -0.95,-141.45)  496.03                80