Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 9 1.  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)
 09/01/2021   22:34:24   (  -0.05,-137.21) (  -0.16,-137.79)   65.87                80
 09/02/2021   22:18:19   (  -0.05,-137.21) (   0.82,-133.25)  450.57                80
 09/04/2021   10:40:06   (   0.04,-137.20) (   0.36,-138.52)  150.54                80
 09/05/2021   10:18:41   (   0.04,-137.20) (  -0.67,-133.99)  365.48                80
 09/06/2021   22:40:38   (  -0.03,-137.19) (  -0.50,-139.30)  239.77                80
 09/07/2021   22:24:33   (  -0.03,-137.19) (   0.53,-134.77)  276.10                80
 09/09/2021   10:43:40   (   0.03,-137.18) (   0.65,-140.04)  325.78                80
 09/10/2021   10:27:35   (   0.03,-137.17) (  -0.33,-135.50)  189.67                80
 09/11/2021   22:46:51   (  -0.03,-137.15) (  -0.84,-140.81)  416.85                80
 09/12/2021   22:30:46   (  -0.03,-137.13) (   0.14,-136.27)   98.00                80