Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 1 20.  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)
 01/20/2020   18:43:13   (   0.01,-137.21) (   0.28,-138.52)  147.80                80
 01/21/2020   18:25:13   (   0.01,-137.21) (  -0.80,-133.51)  420.74                80
 01/23/2020   06:41:35   (  -0.01,-137.19) (  -0.23,-138.11)  105.66                80
 01/24/2020   06:23:36   (  -0.01,-137.18) (   0.91,-133.12)  462.67                80
 01/25/2020   18:39:48   (   0.01,-137.18) (   0.10,-137.68)   57.38                80
 01/28/2020   06:38:10   (  -0.01,-137.14) (  -0.05,-137.28)   16.14                80
 01/30/2020   18:39:03   (   0.01,-137.12) (  -0.02,-136.84)   31.14                80
 02/01/2020   06:55:24   (  -0.01,-137.08) (  -1.00,-141.44)  496.75                80
 02/02/2020   06:37:26   (  -0.01,-137.07) (   0.14,-136.45)   70.55                80