Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 8 28.  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)
 08/29/2021   10:52:37   (   0.05,-137.21) (   1.05,-141.54)  494.03                80
 08/30/2021   10:31:12   (   0.05,-137.21) (   0.01,-137.01)   22.76                80
 09/01/2021   22:34:24   (  -0.04,-137.22) (  -0.15,-137.79)   64.74                80
 09/02/2021   22:18:18   (  -0.04,-137.22) (   0.82,-133.25)  451.47                80
 09/04/2021   10:40:07   (   0.03,-137.21) (   0.30,-138.53)  150.34                80
 09/05/2021   10:18:41   (   0.02,-137.20) (  -0.68,-133.99)  365.43                80
 09/06/2021   22:40:38   (  -0.01,-137.20) (  -0.49,-139.30)  239.87                80
 09/07/2021   22:24:33   (  -0.01,-137.19) (   0.54,-134.78)  275.84                80
 09/09/2021   10:43:40   (   0.01,-137.17) (   0.63,-140.04)  326.52                80
 09/10/2021   10:27:35   (   0.02,-137.16) (  -0.35,-135.50)  188.74                80