Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 6 27.  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)
 06/27/2019   18:28:03   (  -0.02,-137.21) (  -0.68,-134.39)  321.23                80
 06/29/2019   06:47:03   (   0.01,-137.19) (  -0.40,-138.98)  203.98                80
 06/30/2019   06:23:43   (   0.01,-137.18) (   0.70,-133.98)  364.46                80
 07/01/2019   18:42:35   (  -0.00,-137.18) (   0.30,-138.54)  155.60                80
 07/02/2019   18:24:36   (  -0.01,-137.17) (  -0.80,-133.55)  412.22                80
 07/04/2019   06:43:36   (   0.02,-137.14) (  -0.21,-138.14)  114.93                80
 07/05/2019   06:20:17   (   0.02,-137.12) (   0.89,-133.15)  452.18                80
 07/06/2019   18:39:09   (  -0.03,-137.10) (   0.12,-137.71)   69.60                80
 07/07/2019   18:21:10   (  -0.04,-137.09) (  -0.99,-132.72)  497.60                80
 07/09/2019   06:40:10   (   0.04,-137.05) (  -0.02,-137.31)   29.93                80