Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 1 27.  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)
 01/27/2021   06:42:26   (  -0.00,-137.22) (   0.01,-137.29)    8.64                80
 01/29/2021   18:40:38   (   0.00,-137.25) (  -0.10,-136.86)   45.17                80
 01/31/2021   06:59:39   (  -0.00,-137.25) (  -0.93,-141.45)  478.85                80
 02/01/2021   06:36:19   (  -0.00,-137.25) (   0.17,-136.46)   90.76                80
 02/02/2021   18:55:11   (   0.00,-137.27) (   0.85,-141.01)  426.97                80
 02/03/2021   18:37:11   (   0.00,-137.27) (  -0.25,-136.02)  142.38                80
 02/05/2021   06:56:12   (  -0.01,-137.26) (  -0.76,-140.62)  382.62                80
 02/06/2021   06:32:53   (  -0.01,-137.26) (   0.34,-135.62)  186.12                80
 02/07/2021   18:51:44   (   0.01,-137.26) (   0.68,-140.18)  333.25                80
 02/08/2021   18:33:46   (   0.01,-137.25) (  -0.48,-135.19)  235.16                80