Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 10 29.  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)
 10/29/2021   22:46:32   (  -0.02,-137.22) (  -0.79,-140.74)  400.09                80
 10/30/2021   22:30:27   (  -0.02,-137.22) (   0.21,-136.20)  116.36                80
 11/01/2021   10:49:34   (   0.01,-137.21) (   0.95,-141.47)  484.58                80
 11/02/2021   10:33:29   (   0.02,-137.21) (  -0.05,-136.93)   31.54                80
 11/04/2021   22:33:59   (  -0.02,-137.19) (  -0.13,-137.70)   58.11                80
 11/05/2021   22:17:53   (  -0.02,-137.17) (   0.87,-133.16)  457.30                80
 11/07/2021   10:37:01   (   0.02,-137.15) (   0.28,-138.43)  145.52                80
 11/08/2021   10:20:55   (   0.02,-137.13) (  -0.72,-133.89)  369.20                80
 11/09/2021   22:40:10   (  -0.01,-137.10) (  -0.46,-139.19)  238.21                80
 11/10/2021   22:24:05   (  -0.01,-137.08) (   0.55,-134.66)  276.31                80