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,-133.53)  419.51                80
 12/02/2020   19:26:16   (  -0.03,-137.23) (   0.25,-138.70)  166.24                80
 12/04/2020   19:16:44   (  -0.03,-137.21) (  -0.33,-135.73)  168.00                80
 12/05/2020   07:38:08   (   0.02,-137.20) (  -0.80,-140.92)  423.77                80
 12/07/2020   07:25:57   (   0.02,-137.17) (  -0.15,-137.97)   90.27                80
 12/09/2020   07:11:06   (   0.02,-137.14) (   0.50,-135.01)  242.77                80
 12/09/2020   19:32:21   (  -0.02,-137.14) (   0.62,-140.16)  343.72                80
 12/11/2020   19:20:09   (  -0.02,-137.10) (   0.03,-137.20)   11.78                80
 12/13/2020   19:10:38   (  -0.01,-137.06) (  -0.63,-134.25)  320.05                80
 12/14/2020   07:32:02   (   0.01,-137.04) (  -0.48,-139.44)  272.25                80