Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 10 7.  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)
 10/07/2021   10:21:12   (   0.04,-137.22) (  -0.72,-133.97)  370.87                80
 10/08/2021   22:40:27   (  -0.04,-137.21) (  -0.50,-139.26)  234.26                80
 10/09/2021   22:24:22   (  -0.04,-137.20) (   0.49,-134.73)  281.70                80
 10/11/2021   10:43:29   (   0.03,-137.19) (   0.67,-140.00)  319.96                80
 10/12/2021   10:27:25   (   0.03,-137.18) (  -0.37,-135.47)  195.37                80
 10/13/2021   22:46:40   (  -0.03,-137.16) (  -0.84,-140.77)  411.48                80
 10/14/2021   22:30:35   (  -0.02,-137.14) (   0.15,-136.23)  103.68                80
 10/16/2021   10:49:42   (   0.02,-137.13) (   1.01,-141.50)  498.73                80
 10/17/2021   10:33:38   (   0.02,-137.11) (  -0.04,-136.97)   16.52                80
 10/19/2021   22:34:07   (  -0.02,-137.07) (  -0.18,-137.73)   75.61                80
 10/20/2021   22:18:02   (  -0.02,-137.06) (   0.82,-133.20)  439.27                80