Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 9 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)
 09/27/2021   18:50:31   (  -0.04,-137.21) (   0.62,-140.18)  337.69                80
 09/28/2021   18:32:30   (  -0.04,-137.21) (  -0.47,-135.18)  231.18                80
 09/30/2021   06:48:50   (   0.04,-137.19) (  -0.53,-139.78)  294.82                80
 10/01/2021   06:30:50   (   0.03,-137.18) (   0.57,-134.78)  273.62                80
 10/02/2021   18:46:59   (  -0.03,-137.18) (   0.46,-139.34)  246.33                80
 10/03/2021   18:28:59   (  -0.03,-137.16) (  -0.65,-134.34)  321.81                80
 10/05/2021   06:47:59   (   0.03,-137.14) (  -0.35,-138.94)  205.07                80
 10/06/2021   06:27:19   (   0.03,-137.12) (   0.75,-133.94)  362.71                80
 10/07/2021   18:43:28   (  -0.03,-137.11) (   0.28,-138.50)  158.43                80
 10/08/2021   18:25:27   (  -0.03,-137.09) (  -0.82,-133.50)  408.82                80
 10/10/2021   06:41:47   (   0.03,-137.05) (  -0.22,-138.09)  119.48                80