Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 10 10.  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)
 10/11/2019   07:17:13   (   0.00,-137.20) (   0.15,-136.49)   81.19                80
 10/13/2019   07:05:02   (   0.01,-137.19) (   0.78,-133.53)  416.22                80
 10/13/2019   19:26:18   (  -0.01,-137.19) (   0.30,-138.69)  170.83                80
 10/15/2019   19:16:47   (  -0.02,-137.17) (  -0.33,-135.73)  163.34                80
 10/16/2019   07:38:11   (   0.02,-137.17) (  -0.78,-140.92)  427.21                80
 10/17/2019   19:04:36   (  -0.01,-137.14) (  -0.97,-132.78)  496.91                80
 10/18/2019   07:23:20   (   0.01,-137.14) (  -0.15,-137.97)   93.75                80
 10/20/2019   07:13:48   (  -0.01,-137.10) (   0.43,-135.00)  238.91                80
 10/20/2019   19:32:24   (   0.01,-137.09) (   0.65,-140.16)  349.10                80
 10/22/2019   19:20:12   (   0.01,-137.04) (   0.07,-137.19)   17.90                80