Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 12 1.  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)
 12/02/2020   07:05:01   (   0.04,-137.22) (   0.82,-133.54)  419.55                80
 12/02/2020   19:26:16   (  -0.03,-137.23) (   0.30,-138.68)  166.39                80
 12/04/2020   19:16:45   (  -0.03,-137.21) (  -0.33,-135.73)  167.79                80
 12/05/2020   07:38:08   (   0.02,-137.20) (  -0.79,-140.92)  423.81                80
 12/07/2020   07:25:57   (   0.02,-137.17) (  -0.14,-137.97)   90.39                80
 12/09/2020   07:11:06   (   0.02,-137.14) (   0.44,-135.00)  242.58                80
 12/09/2020   19:32:21   (  -0.02,-137.14) (   0.62,-140.16)  344.12                80
 12/11/2020   19:20:09   (  -0.02,-137.10) (   0.03,-137.20)   12.22                80
 12/13/2020   19:10:38   (  -0.01,-137.05) (  -0.63,-134.25)  319.50                80
 12/14/2020   07:32:02   (   0.01,-137.04) (  -0.48,-139.44)  272.62                80