Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2020 12 14.  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)
 12/14/2020   22:30:19   (   0.00,-137.22) (   0.23,-136.12)  124.32                80
 12/16/2020   10:49:27   (  -0.00,-137.21) (   0.94,-141.39)  476.99                80
 12/17/2020   10:33:23   (  -0.00,-137.20) (  -0.07,-136.86)   38.72                80
 12/19/2020   22:33:56   (   0.00,-137.18) (  -0.07,-137.64)   51.83                80
 12/20/2020   22:17:51   (  -0.00,-137.17) (   0.94,-133.11)  463.81                80
 12/22/2020   10:36:59   (  -0.00,-137.16) (   0.29,-138.37)  138.07                80
 12/23/2020   10:20:54   (  -0.00,-137.15) (  -0.72,-133.84)  377.26                80
 12/24/2020   22:40:11   (  -0.00,-137.13) (  -0.42,-139.15)  229.47                80
 12/25/2020   22:24:06   (  -0.00,-137.12) (   0.53,-134.61)  285.54                80
 12/27/2020   10:43:14   (   0.01,-137.09) (   0.64,-139.88)  317.44                80