Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 9 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 09/09/2020   07:29:15   (   0.04,-137.18) (  -0.44,-139.45)  258.16                80
 09/11/2020   07:19:44   (   0.04,-137.19) (   0.16,-136.49)   79.05                80
 09/13/2020   07:07:34   (   0.04,-137.19) (   0.82,-133.54)  415.26                80
 09/13/2020   19:26:10   (  -0.04,-137.19) (   0.26,-138.70)  170.72                80
 09/15/2020   19:16:39   (  -0.04,-137.19) (  -0.35,-135.74)  164.82                80
 09/16/2020   07:38:02   (   0.04,-137.18) (  -0.78,-140.92)  426.16                80
 09/17/2020   19:04:28   (  -0.04,-137.18) (  -0.96,-132.78)  499.86                80
 09/18/2020   07:25:53   (   0.04,-137.17) (  -0.11,-137.98)   91.29                80
 09/20/2020   07:11:02   (   0.04,-137.15) (   0.51,-135.02)  243.12                80
 09/20/2020   19:32:17   (  -0.04,-137.15) (   0.58,-140.18)  343.49                80
 09/22/2020   19:20:06   (  -0.03,-137.12) (  -0.03,-137.22)   10.29                80