Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 10 1.  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)
 10/01/2021   06:30:53   (   0.04,-137.21) (   0.57,-134.79)  276.24                80
 10/02/2021   18:47:05   (  -0.04,-137.23) (   0.41,-139.35)  240.84                80
 10/03/2021   18:29:06   (  -0.04,-137.24) (  -0.66,-134.35)  329.10                80
 10/05/2021   06:45:28   (   0.04,-137.24) (  -0.37,-138.95)  194.76                80
 10/06/2021   06:27:29   (   0.04,-137.25) (   0.76,-133.96)  374.85                80
 10/07/2021   18:43:42   (  -0.04,-137.26) (   0.23,-138.52)  143.36                80
 10/08/2021   18:25:43   (  -0.04,-137.26) (  -0.90,-133.53)  425.70                80
 10/10/2021   06:42:05   (   0.04,-137.25) (  -0.17,-138.12)   99.58                80
 10/11/2021   06:24:06   (   0.03,-137.24) (   0.96,-133.13)  468.93                80
 10/12/2021   18:40:17   (  -0.03,-137.23) (   0.09,-137.68)   51.07                80