Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 7 16.  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)
 07/16/2020   07:22:49   (  -0.00,-137.18) (  -0.14,-137.97)   88.83                80
 07/18/2020   07:13:18   (  -0.01,-137.16) (   0.47,-135.01)  245.56                80
 07/18/2020   19:31:53   (   0.01,-137.16) (   0.67,-140.15)  340.82                80
 07/20/2020   19:19:42   (   0.02,-137.13) (   0.07,-137.19)    8.24                80
 07/22/2020   19:10:12   (   0.01,-137.10) (  -0.60,-134.24)  324.54                80
 07/23/2020   07:31:36   (  -0.01,-137.08) (  -0.53,-139.43)  267.46                80
 07/25/2020   07:16:46   (   0.01,-137.04) (   0.15,-136.48)   63.99                80
 07/27/2020   07:07:15   (   0.01,-136.99) (   0.76,-133.52)  395.23                80
 07/27/2020   19:25:50   (  -0.00,-136.99) (   0.38,-138.67)  191.70                80
 07/29/2020   19:16:19   (   0.01,-136.93) (  -0.23,-135.71)  139.06                80