Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 8 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)
 08/22/2021   22:24:35   (  -0.05,-137.19) (   0.48,-134.76)  276.67                80
 08/24/2021   10:46:23   (   0.05,-137.21) (   0.65,-140.04)  322.57                80
 08/25/2021   10:24:58   (   0.05,-137.21) (  -0.32,-135.50)  194.19                80
 08/26/2021   22:46:54   (  -0.04,-137.20) (  -0.86,-140.81)  410.76                80
 08/27/2021   22:30:50   (  -0.04,-137.21) (   0.17,-136.28)  105.70                80
 08/29/2021   10:52:37   (   0.04,-137.21) (   1.02,-141.55)  494.41                80
 08/30/2021   10:31:13   (   0.04,-137.21) (  -0.02,-137.02)   21.52                80
 09/01/2021   22:34:24   (  -0.03,-137.18) (  -0.18,-137.79)   69.73                80
 09/02/2021   22:18:19   (  -0.02,-137.17) (   0.85,-133.26)  445.50                80
 09/04/2021   10:37:26   (   0.01,-137.16) (   0.34,-138.53)  156.57                80
 09/05/2021   10:21:22   (   0.00,-137.15) (  -0.70,-134.00)  358.30                80