Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 8 11.  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)
 08/12/2019   19:16:30   (   0.02,-137.18) (  -0.27,-135.71)  167.24                80
 08/13/2019   07:37:54   (  -0.02,-137.18) (  -0.80,-140.91)  423.60                80
 08/15/2019   07:25:44   (  -0.02,-137.16) (  -0.19,-137.95)   89.34                80
 08/17/2019   07:10:53   (  -0.02,-137.14) (   0.42,-134.99)  244.56                80
 08/17/2019   19:34:48   (   0.03,-137.14) (   0.66,-140.15)  342.19                80
 08/19/2019   19:22:37   (   0.02,-137.11) (   0.04,-137.19)    8.78                80
 08/21/2019   19:07:46   (   0.02,-137.08) (  -0.57,-134.23)  324.05                80
 08/22/2019   07:31:50   (  -0.03,-137.07) (  -0.55,-139.41)  267.05                80
 08/24/2019   07:16:59   (  -0.03,-137.03) (   0.07,-136.46)   64.75                80