Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2019 4 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 04/16/2019   06:02:38   (   0.00,-137.17) (   0.68,-133.98)  363.19                80
 04/17/2019   18:21:26   (  -0.00,-137.22) (   0.30,-138.55)  151.11                80
 04/18/2019   18:03:23   (  -0.00,-137.22) (  -0.81,-133.55)  418.11                80
 04/20/2019   06:22:18   (  -0.00,-137.16) (  -0.24,-138.14)  112.37                80
 04/21/2019   05:58:56   (  -0.00,-137.16) (   0.87,-133.15)  456.19                80
 04/22/2019   18:17:43   (   0.00,-137.19) (   0.11,-137.72)   59.45                80
 04/25/2019   06:18:36   (   0.00,-137.12) (  -0.05,-137.31)   22.24                80
 04/27/2019   18:16:41   (  -0.01,-137.13) (  -0.08,-136.89)   28.53                80