Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 10 4.  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)
 10/05/2021   06:45:28   (   0.04,-137.21) (  -0.36,-138.95)  198.13                80
 10/06/2021   06:27:30   (   0.04,-137.21) (   0.77,-133.96)  370.85                80
 10/07/2021   18:43:42   (  -0.04,-137.21) (   0.22,-138.52)  148.51                80
 10/08/2021   18:25:42   (  -0.04,-137.21) (  -0.85,-133.52)  419.98                80
 10/10/2021   06:42:05   (   0.04,-137.19) (  -0.17,-138.12)  106.06                80
 10/11/2021   06:24:06   (   0.04,-137.18) (   0.97,-133.13)  461.82                80
 10/12/2021   18:40:18   (  -0.04,-137.16) (   0.09,-137.68)   59.28                80
 10/15/2021   06:38:40   (   0.03,-137.12) (  -0.02,-137.28)   18.73                80
 10/17/2021   18:39:34   (  -0.03,-137.08) (  -0.10,-136.85)   27.28                80