Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2020 12 15.  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)
 12/16/2020   10:49:27   (  -0.01,-137.23) (   0.94,-141.39)  474.69                80
 12/17/2020   10:33:23   (  -0.00,-137.23) (  -0.07,-136.86)   41.81                80
 12/19/2020   22:33:56   (   0.00,-137.23) (  -0.07,-137.64)   47.11                80
 12/20/2020   22:17:51   (   0.00,-137.22) (   0.94,-133.11)  469.18                80
 12/22/2020   10:37:00   (  -0.00,-137.23) (   0.23,-138.38)  131.25                80
 12/23/2020   10:20:55   (  -0.00,-137.22) (  -0.78,-133.85)  384.86                80
 12/24/2020   22:40:11   (   0.00,-137.21) (  -0.43,-139.15)  220.99                80
 12/25/2020   22:24:07   (  -0.00,-137.20) (   0.59,-134.62)  294.74                80
 12/27/2020   10:43:14   (   0.01,-137.19) (   0.64,-139.88)  306.80                80
 12/28/2020   10:27:10   (   0.01,-137.18) (  -0.38,-135.35)  208.35                80