Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 12 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 12/16/2020   06:57:51   (   0.03,-137.23) (  -0.93,-141.41)  477.18                80
 12/17/2020   06:34:32   (   0.03,-137.23) (   0.23,-136.43)   91.97                80
 12/18/2020   18:56:04   (  -0.02,-137.23) (   0.83,-140.98)  427.91                80
 12/19/2020   18:32:44   (  -0.02,-137.23) (  -0.28,-135.99)  141.22                80
 12/21/2020   06:54:24   (   0.02,-137.23) (  -0.75,-140.58)  382.29                80
 12/22/2020   06:31:06   (   0.02,-137.23) (   0.41,-135.60)  186.63                80
 12/23/2020   18:52:37   (  -0.02,-137.22) (   0.63,-140.15)  333.78                80
 12/24/2020   18:31:58   (  -0.02,-137.21) (  -0.48,-135.15)  234.84                80
 12/26/2020   06:50:58   (   0.02,-137.20) (  -0.56,-139.75)  289.70                80
 12/27/2020   06:27:39   (   0.02,-137.20) (   0.55,-134.75)  278.47                80
 12/28/2020   18:46:30   (  -0.01,-137.17) (   0.48,-139.30)  243.26                80