Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 10 7.  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)
 10/08/2019   19:10:40   (   0.00,-137.20) (  -0.64,-134.25)  335.69                80
 10/09/2019   07:32:04   (  -0.01,-137.21) (  -0.47,-139.44)  253.92                80
 10/11/2019   07:17:13   (  -0.00,-137.20) (   0.16,-136.49)   81.74                80
 10/13/2019   07:05:02   (   0.00,-137.20) (   0.79,-133.53)  416.96                80
 10/13/2019   19:26:18   (  -0.00,-137.19) (   0.29,-138.69)  170.51                80
 10/15/2019   19:16:46   (  -0.01,-137.17) (  -0.29,-135.72)  163.97                80
 10/16/2019   07:38:11   (   0.01,-137.17) (  -0.76,-140.93)  426.07                80
 10/17/2019   19:04:35   (   0.01,-137.15) (  -0.92,-132.77)  497.98                80
 10/18/2019   07:23:19   (  -0.01,-137.15) (  -0.18,-137.96)   92.17                80
 10/20/2019   07:13:47   (  -0.02,-137.11) (   0.40,-134.99)  240.51                80
 10/20/2019   19:32:23   (   0.02,-137.09) (   0.68,-140.15)  347.92                80