Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 1 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)
 01/20/2021   18:24:09   (   0.01,-137.22) (  -0.81,-133.52)  421.73                80
 01/22/2021   06:45:51   (  -0.01,-137.20) (  -0.23,-138.12)  105.04                80
 01/23/2021   06:22:32   (   0.00,-137.19) (   0.92,-133.13)  462.68                80
 01/24/2021   18:41:23   (  -0.02,-137.18) (   0.08,-137.69)   58.04                80
 01/27/2021   06:39:45   (   0.00,-137.12) (  -0.03,-137.29)   18.57                80
 01/29/2021   18:40:37   (  -0.00,-137.08) (  -0.06,-136.85)   26.65                80
 02/01/2021   06:38:59   (  -0.00,-137.01) (   0.13,-136.45)   64.13                80
 02/02/2021   18:55:10   (   0.00,-136.98) (   0.89,-141.01)  458.50                80