Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 12 5.  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)
 12/05/2021   18:23:26   (  -0.04,-137.20) (  -0.87,-133.51)  419.88                80
 12/07/2021   06:45:05   (   0.04,-137.18) (  -0.17,-138.10)  104.51                80
 12/08/2021   06:21:46   (   0.04,-137.17) (   0.93,-133.10)  463.89                80
 12/09/2021   18:40:39   (  -0.03,-137.17) (   0.06,-137.67)   56.86                80
 12/12/2021   06:41:39   (   0.03,-137.14) (  -0.00,-137.26)   13.11                80
 12/14/2021   18:39:52   (  -0.02,-137.12) (  -0.07,-136.82)   34.00                80
 12/16/2021   06:58:52   (   0.02,-137.10) (  -0.92,-141.42)  491.61                80
 12/17/2021   06:35:32   (   0.02,-137.08) (   0.18,-136.42)   75.99                80
 12/18/2021   18:54:25   (  -0.01,-137.06) (   0.84,-140.98)  446.26                80