Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 7 8.  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)
 07/09/2019   07:04:35   (   0.02,-137.19) (   0.81,-133.53)  416.04                80
 07/09/2019   19:25:50   (  -0.01,-137.18) (   0.32,-138.68)  170.43                80
 07/11/2019   19:16:19   (  -0.01,-137.17) (  -0.30,-135.72)  164.42                80
 07/12/2019   07:37:43   (   0.01,-137.17) (  -0.82,-140.91)  426.04                80
 07/13/2019   19:04:08   (  -0.01,-137.15) (  -0.93,-132.76)  498.58                80
 07/14/2019   07:25:32   (   0.01,-137.15) (  -0.19,-137.95)   92.12                80
 07/16/2019   07:10:41   (   0.02,-137.12) (   0.44,-134.99)  241.28                80
 07/16/2019   19:31:57   (  -0.01,-137.11) (   0.63,-140.15)  346.11                80
 07/18/2019   19:19:46   (  -0.02,-137.08) (   0.00,-137.19)   13.25                80
 07/20/2019   19:10:15   (  -0.03,-137.04) (  -0.63,-134.24)  319.27                80
 07/21/2019   07:31:39   (   0.02,-137.04) (  -0.48,-139.42)  271.26                80