Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 6 15.  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   19:19:39   (  -0.02,-137.20) (  -0.02,-137.22)    2.18                80
 06/18/2019   19:10:08   (  -0.03,-137.19) (  -0.62,-134.26)  332.61                80
 06/19/2019   07:31:33   (   0.03,-137.18) (  -0.44,-139.46)  259.28                80
 06/21/2019   07:16:42   (   0.04,-137.16) (   0.17,-136.50)   74.76                80
 06/23/2019   07:04:32   (   0.05,-137.14) (   0.84,-133.55)  408.50                80
 06/23/2019   19:25:47   (  -0.04,-137.14) (   0.31,-138.70)  177.54                80
 06/25/2019   19:16:17   (  -0.05,-137.11) (  -0.36,-135.75)  155.86                80
 06/26/2019   07:37:41   (   0.05,-137.10) (  -0.76,-140.94)  435.58                80
 06/27/2019   19:04:06   (  -0.05,-137.08) (  -0.97,-132.79)  488.67                80
 06/28/2019   07:25:30   (   0.05,-137.07) (  -0.14,-137.98)  102.99                80