Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 9 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)
 09/22/2019   22:48:40   (   0.01,-137.21) (  -0.74,-140.57)  382.62                80
 09/23/2019   22:29:55   (   0.02,-137.20) (   0.27,-136.03)  133.05                80
 09/25/2019   10:51:44   (  -0.02,-137.19) (   0.91,-141.31)  469.08                80
 09/26/2019   10:30:19   (  -0.02,-137.18) (  -0.10,-136.78)   46.35                80
 09/28/2019   22:33:32   (   0.01,-137.16) (  -0.06,-137.56)   44.27                80
 09/29/2019   22:17:27   (   0.00,-137.15) (   0.95,-133.02)  471.01                80
 10/01/2019   10:36:35   (   0.00,-137.13) (   0.29,-138.28)  131.84                80
 10/02/2019   10:20:30   (   0.02,-137.12) (  -0.72,-133.75)  383.17                80
 10/03/2019   22:39:48   (  -0.02,-137.10) (  -0.43,-139.07)  223.90                80
 10/04/2019   22:23:43   (  -0.02,-137.08) (   0.57,-134.54)  290.47                80
 10/06/2019   10:45:30   (   0.02,-137.05) (   0.66,-139.79)  313.64                80