Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 6 29.  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)
 06/30/2020   07:22:43   (  -0.01,-137.20) (  -0.14,-137.97)   87.55                80
 07/02/2020   07:13:12   (  -0.01,-137.20) (   0.45,-135.01)  248.98                80
 07/02/2020   19:31:47   (   0.02,-137.20) (   0.64,-140.17)  337.41                80
 07/04/2020   19:19:37   (   0.02,-137.19) (   0.05,-137.20)    3.27                80
 07/06/2020   19:10:07   (   0.02,-137.18) (  -0.61,-134.25)  333.06                80
 07/07/2020   07:31:30   (  -0.02,-137.18) (  -0.52,-139.44)  257.55                80
 07/09/2020   07:16:40   (  -0.01,-137.17) (   0.13,-136.49)   77.17                80
 07/11/2020   07:04:29   (  -0.01,-137.15) (   0.73,-133.52)  411.67                80
 07/11/2020   19:25:45   (   0.01,-137.14) (   0.36,-138.68)  175.25                80