Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 4 12.  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)
 04/13/2019   06:39:53   (  -0.00,-137.18) (  -0.04,-137.30)   13.68                80
 04/15/2019   18:38:07   (  -0.00,-137.21) (  -0.10,-136.87)   39.24                80
 04/17/2019   06:57:07   (   0.00,-137.16) (  -0.99,-141.46)  490.56                80
 04/18/2019   06:33:49   (   0.00,-137.15) (   0.16,-136.47)   77.36                80
 04/19/2019   18:52:41   (  -0.00,-137.18) (   0.84,-141.03)  439.27                80
 04/20/2019   18:34:42   (  -0.00,-137.17) (  -0.24,-136.03)  128.82                80
 04/22/2019   06:53:43   (   0.00,-137.11) (  -0.78,-140.63)  401.45                80
 04/23/2019   06:30:24   (  -0.00,-137.09) (   0.30,-135.63)  165.80                80
 04/24/2019   18:49:16   (  -0.00,-137.10) (   0.69,-140.20)  352.43                80
 04/25/2019   18:31:17   (  -0.00,-137.09) (  -0.45,-135.21)  214.92                80