Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 11 10.  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)
 11/10/2021   22:24:05   (  -0.02,-137.20) (   0.53,-134.65)  289.86                80
 11/12/2021   10:43:12   (   0.01,-137.20) (   0.62,-139.92)  309.97                80
 11/13/2021   10:27:06   (   0.01,-137.20) (  -0.38,-135.39)  206.56                80
 11/14/2021   22:46:22   (  -0.01,-137.19) (  -0.80,-140.68)  398.58                80
 11/15/2021   22:30:16   (  -0.01,-137.18) (   0.21,-136.15)  117.84                80
 11/17/2021   10:49:24   (   0.01,-137.18) (   0.93,-141.42)  482.39                80
 11/18/2021   10:33:18   (   0.01,-137.18) (  -0.07,-136.88)   33.68                80
 11/20/2021   22:33:47   (  -0.01,-137.14) (  -0.15,-137.64)   57.11                80
 11/21/2021   22:17:41   (  -0.01,-137.13) (   0.86,-133.10)  458.27                80
 11/23/2021   10:36:49   (   0.01,-137.11) (   0.28,-138.37)  143.73                80