Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 4 24.  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)
 04/24/2019   18:49:16   (   0.01,-137.22) (   0.69,-140.19)  339.55                80
 04/25/2019   18:31:17   (   0.01,-137.21) (  -0.46,-135.21)  229.10                80
 04/27/2019   06:50:18   (  -0.01,-137.15) (  -0.63,-139.79)  301.56                80
 04/28/2019   06:26:59   (  -0.01,-137.14) (   0.52,-134.81)  266.45                80
 04/29/2019   18:45:52   (   0.01,-137.18) (   0.47,-139.37)  249.24                80
 04/30/2019   18:27:52   (   0.01,-137.17) (  -0.62,-134.37)  318.90                80
 05/02/2019   06:46:53   (  -0.01,-137.11) (  -0.41,-138.97)  212.19                80
 05/03/2019   06:23:34   (  -0.01,-137.09) (   0.68,-133.97)  355.22                80
 05/04/2019   18:42:26   (   0.01,-137.11) (   0.31,-138.54)  161.86                80
 05/05/2019   18:24:27   (   0.01,-137.10) (  -0.78,-133.54)  405.45                80
 05/07/2019   06:43:28   (  -0.01,-137.02) (  -0.24,-138.14)  126.77                80
 05/08/2019   06:20:09   (  -0.01,-136.99) (   0.85,-133.14)  439.44                80