Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 11 16.  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)
 11/17/2021   10:49:24   (   0.01,-137.22) (   0.94,-141.42)  477.94                80
 11/18/2021   10:33:18   (   0.01,-137.22) (  -0.07,-136.88)   38.78                80
 11/20/2021   22:33:48   (  -0.01,-137.20) (  -0.10,-137.65)   50.11                80
 11/21/2021   22:17:42   (  -0.01,-137.20) (   0.91,-133.11)  465.94                80
 11/23/2021   10:36:49   (   0.01,-137.19) (   0.29,-138.37)  135.02                80
 11/24/2021   10:20:43   (   0.01,-137.18) (  -0.72,-133.83)  380.54                80
 11/25/2021   22:39:59   (  -0.01,-137.15) (  -0.45,-139.13)  226.18                80
 11/26/2021   22:23:53   (  -0.01,-137.14) (   0.56,-134.60)  289.09                80
 11/28/2021   10:42:59   (   0.00,-137.12) (   0.64,-139.86)  312.74                80
 11/29/2021   10:26:54   (   0.00,-137.10) (  -0.37,-135.32)  202.23                80