Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 12 6.  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)
 12/07/2021   06:45:05   (   0.04,-137.18) (  -0.15,-138.10)  104.52                80
 12/08/2021   06:21:46   (   0.03,-137.17) (   0.95,-133.10)  463.90                80
 12/09/2021   18:43:18   (  -0.03,-137.17) (   0.09,-137.66)   56.85                80
 12/12/2021   06:41:39   (   0.03,-137.14) (   0.02,-137.26)   13.30                80
 12/14/2021   18:39:52   (  -0.02,-137.12) (  -0.09,-136.82)   33.84                80
 12/16/2021   06:58:51   (   0.02,-137.10) (  -0.96,-141.41)  491.66                80
 12/17/2021   06:35:32   (   0.02,-137.08) (   0.14,-136.41)   75.98                80
 12/18/2021   18:54:24   (  -0.01,-137.06) (   0.87,-140.97)  446.36                80
 12/19/2021   18:36:25   (  -0.01,-137.04) (  -0.23,-135.97)  120.89                80