Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 5 13.  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)
 05/14/2019   18:38:16   (  -0.01,-137.21) (  -0.08,-136.88)   38.09                80
 05/16/2019   06:57:17   (   0.01,-137.19) (  -0.94,-141.48)  488.83                80
 05/17/2019   06:33:58   (   0.01,-137.18) (   0.16,-136.48)   79.77                80
 05/18/2019   18:52:50   (  -0.01,-137.20) (   0.83,-141.05)  437.77                80
 05/19/2019   18:34:51   (  -0.01,-137.20) (  -0.27,-136.05)  130.88                80
 05/21/2019   06:53:51   (   0.00,-137.16) (  -0.80,-140.64)  396.68                80
 05/22/2019   06:30:33   (   0.00,-137.15) (   0.35,-135.65)  171.28                80
 05/23/2019   18:49:24   (   0.00,-137.16) (   0.70,-140.21)  347.66                80
 05/24/2019   18:31:24   (   0.01,-137.15) (  -0.40,-135.21)  220.43                80
 05/26/2019   06:50:26   (  -0.01,-137.11) (  -0.60,-139.81)  307.52                80
 05/27/2019   06:27:06   (  -0.01,-137.09) (   0.49,-134.81)  259.88                80