Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 10 11.  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)
 10/11/2021   10:43:30   (   0.04,-137.19) (   0.64,-140.00)  319.43                80
 10/12/2021   10:27:24   (   0.04,-137.18) (  -0.35,-135.47)  195.96                80
 10/13/2021   22:46:40   (  -0.03,-137.16) (  -0.86,-140.76)  411.17                80
 10/14/2021   22:30:35   (  -0.03,-137.15) (   0.19,-136.24)  104.02                80
 10/16/2021   10:49:43   (   0.02,-137.13) (   0.97,-141.51)  497.85                80
 10/17/2021   10:33:37   (   0.02,-137.12) (  -0.02,-136.97)   17.35                80
 10/19/2021   22:34:07   (  -0.02,-137.08) (  -0.19,-137.73)   74.86                80
 10/20/2021   22:18:03   (  -0.02,-137.06) (   0.87,-133.20)  440.12                80
 10/22/2021   10:37:09   (   0.02,-137.04) (   0.35,-138.46)  162.50                80
 10/23/2021   10:21:03   (   0.02,-137.02) (  -0.64,-133.92)  351.96                80
 10/24/2021   22:40:19   (  -0.02,-136.98) (  -0.55,-139.22)  256.74                80