Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 7 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)
 07/14/2019   07:25:32   (  -0.00,-137.19) (  -0.19,-137.95)   86.64                80
 07/16/2019   07:10:42   (   0.00,-137.18) (   0.50,-135.00)  248.86                80
 07/16/2019   19:31:57   (  -0.00,-137.19) (   0.64,-140.15)  337.23                80
 07/18/2019   19:22:26   (  -0.01,-137.17) (   0.01,-137.19)    2.61                80
 07/20/2019   19:10:15   (  -0.02,-137.16) (  -0.63,-134.23)  332.36                80
 07/21/2019   07:31:39   (   0.01,-137.15) (  -0.49,-139.42)  258.46                80
 07/23/2019   07:16:48   (   0.02,-137.13) (   0.14,-136.46)   75.65                80
 07/25/2019   07:04:37   (   0.02,-137.11) (   0.78,-133.51)  409.16                80
 07/25/2019   19:25:53   (  -0.02,-137.10) (   0.30,-138.67)  177.86                80
 07/27/2019   19:16:21   (  -0.02,-137.06) (  -0.28,-135.70)  154.73                80