Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2020 12 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)
 12/29/2020   22:46:27   (   0.01,-137.22) (  -0.76,-140.66)  391.48                80
 12/30/2020   22:30:23   (   0.00,-137.22) (   0.25,-136.13)  124.67                80
 01/01/2021   10:49:30   (  -0.00,-137.21) (   0.96,-141.39)  476.36                80
 01/02/2021   10:30:45   (  -0.00,-137.20) (  -0.05,-136.86)   39.22                80
 01/04/2021   22:33:58   (   0.02,-137.18) (  -0.08,-137.64)   52.57                80
 01/05/2021   22:17:54   (   0.02,-137.16) (   0.93,-133.11)  462.61                80
 01/07/2021   10:37:01   (  -0.02,-137.15) (   0.28,-138.37)  139.55                80
 01/08/2021   10:20:57   (  -0.01,-137.13) (  -0.74,-133.83)  375.39                80
 01/09/2021   22:40:13   (  -0.01,-137.10) (  -0.47,-139.13)  232.21                80
 01/10/2021   22:24:08   (  -0.01,-137.08) (   0.55,-134.60)  282.06                80