Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 9 8.  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)
 09/08/2021   18:43:53   (  -0.04,-137.20) (   0.26,-138.52)  150.61                80
 09/09/2021   18:25:53   (  -0.03,-137.21) (  -0.83,-133.53)  418.75                80
 09/11/2021   06:42:13   (   0.04,-137.20) (  -0.17,-138.13)  105.89                80
 09/12/2021   06:24:13   (   0.03,-137.19) (   0.92,-133.13)  462.86                80
 09/13/2021   18:40:23   (  -0.03,-137.18) (   0.06,-137.69)   57.54                80
 09/16/2021   06:38:43   (   0.03,-137.15) (   0.02,-137.29)   15.75                80
 09/18/2021   18:39:32   (  -0.03,-137.12) (  -0.08,-136.85)   31.34                80
 09/20/2021   06:58:32   (   0.02,-137.10) (  -0.92,-141.45)  494.91                80
 09/21/2021   06:35:11   (   0.02,-137.09) (   0.17,-136.45)   72.88                80