Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 9 25.  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)
 09/25/2019   07:17:09   (  -0.02,-137.19) (   0.11,-136.47)   81.59                80
 09/27/2019   07:04:59   (   0.00,-137.18) (   0.78,-133.53)  415.97                80
 09/27/2019   19:28:55   (  -0.00,-137.19) (   0.30,-138.69)  170.13                80
 09/29/2019   19:14:04   (  -0.01,-137.17) (  -0.31,-135.73)  164.15                80
 09/30/2019   07:38:08   (   0.01,-137.16) (  -0.81,-140.91)  427.34                80
 10/01/2019   19:04:33   (  -0.02,-137.15) (  -0.93,-132.77)  497.86                80
 10/02/2019   07:23:18   (   0.02,-137.14) (  -0.13,-137.97)   93.84                80
 10/04/2019   07:13:47   (   0.01,-137.11) (   0.49,-135.01)  239.49                80
 10/04/2019   19:32:22   (  -0.01,-137.11) (   0.66,-140.16)  347.16                80
 10/06/2019   19:20:11   (  -0.01,-137.08) (   0.03,-137.20)   14.74                80
 10/08/2019   19:10:40   (  -0.02,-137.04) (  -0.59,-134.24)  317.29                80