Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 11 9.  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)
 11/09/2021   22:40:10   (  -0.02,-137.20) (  -0.48,-139.19)  226.94                80
 11/10/2021   22:24:06   (  -0.02,-137.20) (   0.58,-134.66)  289.45                80
 11/12/2021   10:43:12   (   0.01,-137.20) (   0.63,-139.92)  310.59                80
 11/13/2021   10:27:06   (   0.01,-137.19) (  -0.38,-135.38)  205.77                80
 11/14/2021   22:46:22   (  -0.01,-137.18) (  -0.80,-140.68)  399.64                80
 11/15/2021   22:30:16   (  -0.01,-137.17) (   0.20,-136.15)  116.60                80
 11/17/2021   10:49:23   (   0.01,-137.17) (   0.94,-141.42)  483.86                80
 11/18/2021   10:33:18   (   0.01,-137.16) (  -0.06,-136.88)   31.97                80
 11/20/2021   22:33:48   (  -0.01,-137.12) (  -0.10,-137.65)   59.23                80
 11/21/2021   22:17:42   (  -0.00,-137.11) (   0.91,-133.11)  455.92                80