Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 9 19.  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)
 09/20/2019   10:45:27   (  -0.02,-137.21) (   0.58,-139.78)  294.07                80
 09/21/2019   10:24:03   (  -0.02,-137.21) (  -0.48,-135.27)  221.95                80
 09/22/2019   22:46:00   (   0.02,-137.20) (  -0.75,-140.56)  383.68                80
 09/23/2019   22:29:55   (   0.03,-137.19) (   0.26,-136.03)  131.85                80
 09/25/2019   10:51:43   (  -0.03,-137.18) (   0.92,-141.31)  470.19                80
 09/26/2019   10:30:19   (  -0.03,-137.17) (  -0.09,-136.77)   45.01                80
 09/28/2019   22:33:32   (   0.03,-137.14) (  -0.07,-137.56)   46.85                80
 09/29/2019   22:17:27   (   0.03,-137.13) (   0.94,-133.02)  468.02                80
 10/01/2019   10:39:16   (  -0.02,-137.11) (   0.24,-138.30)  134.88                80
 10/02/2019   10:17:51   (  -0.02,-137.10) (  -0.77,-133.77)  379.67                80