Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 9 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)
 09/14/2019   07:38:03   (  -0.01,-137.17) (  -0.80,-140.91)  425.40                80
 09/15/2019   19:04:29   (   0.01,-137.15) (  -0.91,-132.76)  499.50                80
 09/16/2019   07:25:53   (  -0.01,-137.15) (  -0.16,-137.96)   91.87                80
 09/18/2019   07:11:02   (  -0.01,-137.12) (   0.42,-134.99)  241.20                80
 09/18/2019   19:32:18   (   0.01,-137.11) (   0.68,-140.15)  345.76                80
 09/20/2019   19:20:08   (   0.02,-137.08) (   0.05,-137.20)   13.74                80
 09/22/2019   19:10:38   (   0.03,-137.03) (  -0.57,-134.24)  317.09                80
 09/23/2019   07:32:02   (  -0.03,-137.02) (  -0.56,-139.43)  274.92                80
 09/25/2019   07:17:12   (  -0.03,-136.96) (   0.05,-136.48)   54.86                80
 09/27/2019   07:05:03   (  -0.01,-136.90) (   0.72,-133.53)  383.79                80
 09/27/2019   19:26:19   (   0.01,-136.89) (   0.39,-138.69)  204.39                80