Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 8 14.  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)
 08/15/2019   07:25:44   (  -0.02,-137.19) (  -0.16,-137.95)   85.72                80
 08/17/2019   07:10:53   (  -0.02,-137.19) (   0.45,-134.99)  249.49                80
 08/17/2019   19:34:48   (   0.02,-137.19) (   0.68,-140.14)  336.77                80
 08/19/2019   19:19:58   (   0.02,-137.17) (   0.01,-137.19)    2.60                80
 08/21/2019   19:07:47   (   0.02,-137.15) (  -0.60,-134.23)  331.99                80
 08/22/2019   07:31:51   (  -0.03,-137.14) (  -0.52,-139.42)  259.05                80
 08/24/2019   07:17:00   (  -0.03,-137.11) (   0.09,-136.46)   73.99                80
 08/26/2019   07:04:49   (  -0.03,-137.07) (   0.71,-133.50)  406.05                80
 08/26/2019   19:26:05   (   0.04,-137.06) (   0.37,-138.66)  181.32                80