Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 4 22.  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)
 04/22/2019   22:18:18   (   0.02,-137.20) (   0.92,-133.11)  465.49                80
 04/24/2019   10:40:06   (  -0.00,-137.20) (   0.26,-138.38)  133.68                80
 04/25/2019   10:18:40   (   0.00,-137.20) (  -0.72,-133.84)  382.14                80
 04/26/2019   22:40:36   (  -0.00,-137.17) (  -0.46,-139.15)  225.05                80
 04/27/2019   22:24:32   (  -0.01,-137.17) (   0.58,-134.62)  290.97                80
 04/29/2019   10:46:19   (   0.00,-137.18) (   0.59,-139.89)  308.70                80
 04/30/2019   10:24:54   (   0.01,-137.17) (  -0.38,-135.35)  206.58                80
 05/01/2019   22:46:50   (   0.00,-137.13) (  -0.79,-140.66)  402.36                80
 05/02/2019   22:30:46   (   0.00,-137.12) (   0.25,-136.13)  112.98                80
 05/04/2019   10:52:33   (  -0.01,-137.13) (   0.92,-141.40)  487.20                80
 05/05/2019   10:31:07   (  -0.01,-137.11) (  -0.06,-136.87)   27.21                80