Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 12 12.  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)
 12/12/2021   06:39:00   (   0.04,-137.21) (   0.05,-137.27)    6.74                80
 12/14/2021   18:37:12   (  -0.03,-137.22) (  -0.12,-136.83)   44.09                80
 12/16/2021   06:58:52   (   0.03,-137.21) (  -0.94,-141.41)  479.79                80
 12/17/2021   06:35:33   (   0.03,-137.21) (   0.22,-136.43)   88.90                80
 12/18/2021   18:54:26   (  -0.03,-137.20) (   0.80,-140.99)  431.45                80
 12/19/2021   18:36:26   (  -0.03,-137.19) (  -0.31,-135.99)  136.93                80
 12/21/2021   06:55:25   (   0.02,-137.17) (  -0.76,-140.57)  388.38                80
 12/22/2021   06:32:07   (   0.02,-137.16) (   0.40,-135.59)  179.56                80
 12/23/2021   18:50:58   (  -0.01,-137.14) (   0.66,-140.14)  341.94                80
 12/24/2021   18:32:59   (  -0.01,-137.13) (  -0.44,-135.14)  225.79                80