Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 6 29.  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)
 06/30/2019   06:23:44   (   0.01,-137.20) (   0.73,-133.98)  366.45                80
 07/01/2019   18:42:36   (  -0.01,-137.20) (   0.28,-138.55)  152.97                80
 07/02/2019   18:24:36   (  -0.02,-137.20) (  -0.82,-133.55)  415.48                80
 07/04/2019   06:43:37   (   0.02,-137.18) (  -0.19,-138.15)  110.33                80
 07/05/2019   06:20:17   (   0.03,-137.17) (   0.91,-133.15)  457.45                80
 07/06/2019   18:39:09   (  -0.04,-137.16) (   0.09,-137.72)   63.54                80
 07/09/2019   06:40:10   (   0.04,-137.12) (   0.00,-137.32)   21.97                80
 07/11/2019   18:38:23   (  -0.04,-137.09) (  -0.10,-136.89)   23.79                80