Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 4 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 04/11/2019   22:24:36   (   0.01,-137.20) (   0.60,-134.62)  295.01                80
 04/13/2019   10:46:23   (  -0.01,-137.21) (   0.58,-139.89)  304.07                80
 04/14/2019   10:24:58   (  -0.00,-137.21) (  -0.40,-135.35)  211.64                80
 04/15/2019   22:46:54   (   0.00,-137.18) (  -0.79,-140.65)  396.05                80
 04/16/2019   22:30:49   (   0.00,-137.18) (   0.25,-136.13)  119.86                80
 04/18/2019   10:52:37   (  -0.00,-137.19) (   0.93,-141.40)  479.21                80
 04/19/2019   10:31:11   (  -0.00,-137.18) (  -0.05,-136.86)   36.07                80
 04/21/2019   22:34:23   (   0.01,-137.13) (  -0.09,-137.64)   58.11                80
 04/22/2019   22:18:18   (   0.01,-137.12) (   0.89,-133.10)  456.99                80
 04/24/2019   10:40:05   (  -0.02,-137.12) (   0.29,-138.37)  143.14                80
 04/25/2019   10:18:40   (  -0.02,-137.10) (  -0.75,-133.85)  371.25                80