Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 7 17.  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)
 07/18/2019   19:22:26   (  -0.00,-137.20) (   0.01,-137.19)    1.35                80
 07/20/2019   19:10:15   (  -0.01,-137.19) (  -0.62,-134.23)  335.99                80
 07/21/2019   07:31:39   (   0.00,-137.18) (  -0.50,-139.42)  255.08                80
 07/23/2019   07:16:48   (   0.01,-137.17) (   0.14,-136.46)   79.78                80
 07/25/2019   07:04:37   (   0.01,-137.15) (   0.78,-133.51)  414.01                80
 07/25/2019   19:25:52   (  -0.00,-137.15) (   0.30,-138.67)  172.39                80
 07/27/2019   19:16:20   (  -0.00,-137.12) (  -0.28,-135.70)  160.92                80
 07/28/2019   07:37:44   (  -0.00,-137.11) (  -0.84,-140.89)  430.31                80
 07/29/2019   19:04:10   (  -0.01,-137.08) (  -0.92,-132.74)  493.14                80
 07/30/2019   07:25:33   (   0.00,-137.07) (  -0.19,-137.93)   98.34                80