Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 5 8.  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)
 05/09/2019   18:39:01   (  -0.02,-137.20) (   0.11,-137.71)   58.30                80
 05/12/2019   06:40:03   (   0.01,-137.15) (  -0.04,-137.31)   18.86                80
 05/14/2019   18:38:16   (  -0.01,-137.14) (  -0.07,-136.88)   30.33                80
 05/16/2019   06:57:17   (   0.00,-137.10) (  -0.95,-141.48)  498.31                80
 05/17/2019   06:33:58   (   0.00,-137.08) (   0.14,-136.48)   68.92                80
 05/18/2019   18:52:49   (  -0.00,-137.08) (   0.90,-141.03)  451.07                80
 05/19/2019   18:34:51   (   0.00,-137.06) (  -0.25,-136.05)  116.24                80
 05/21/2019   06:53:51   (  -0.01,-137.01) (  -0.82,-140.63)  413.01                80
 05/22/2019   06:30:32   (  -0.01,-136.99) (   0.27,-135.64)  153.56                80