Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 4 15.  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)
 04/17/2019   06:57:08   (   0.00,-137.18) (  -0.96,-141.46)  488.39                80
 04/18/2019   06:33:49   (   0.00,-137.17) (   0.18,-136.47)   80.19                80
 04/19/2019   18:52:41   (   0.00,-137.21) (   0.88,-141.03)  435.15                80
 04/20/2019   18:34:42   (   0.00,-137.21) (  -0.27,-136.04)  133.53                80
 04/22/2019   06:53:44   (  -0.00,-137.15) (  -0.76,-140.64)  396.31                80
 04/23/2019   06:30:24   (  -0.00,-137.14) (   0.33,-135.64)  171.52                80
 04/24/2019   18:49:16   (  -0.00,-137.17) (   0.67,-140.20)  345.36                80
 04/25/2019   18:31:17   (  -0.00,-137.16) (  -0.42,-135.20)  222.56                80
 04/27/2019   06:50:18   (   0.01,-137.10) (  -0.61,-139.80)  307.89                80
 04/28/2019   06:27:00   (   0.01,-137.08) (   0.54,-134.81)  259.34                80
 04/29/2019   18:45:51   (  -0.01,-137.10) (   0.52,-139.36)  258.73                80