Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 6 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)
 06/16/2019   19:22:19   (  -0.01,-137.20) (   0.01,-137.22)    3.23                80
 06/18/2019   19:10:09   (  -0.02,-137.19) (  -0.65,-134.27)  332.37                80
 06/19/2019   07:31:32   (   0.02,-137.17) (  -0.48,-139.45)  259.58                80
 06/21/2019   07:16:43   (   0.03,-137.15) (   0.19,-136.50)   74.36                80
 06/23/2019   07:04:32   (   0.04,-137.13) (   0.80,-133.54)  407.96                80
 06/23/2019   19:25:47   (  -0.04,-137.13) (   0.29,-138.70)  178.04                80
 06/25/2019   19:16:16   (  -0.05,-137.11) (  -0.32,-135.74)  155.23                80
 06/26/2019   07:37:40   (   0.04,-137.10) (  -0.80,-140.93)  436.31                80
 06/27/2019   19:04:06   (  -0.05,-137.08) (  -0.99,-132.79)  487.95                80
 06/28/2019   07:25:30   (   0.04,-137.06) (  -0.13,-137.98)  103.86                80