Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 10 22.  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)
 10/22/2019   19:22:53   (  -0.00,-137.21) (  -0.00,-137.21)    0.24                80
 10/24/2019   19:10:42   (  -0.00,-137.21) (  -0.65,-134.25)  336.16                80
 10/25/2019   07:32:05   (   0.00,-137.20) (  -0.47,-139.44)  255.10                80
 10/27/2019   07:17:14   (   0.00,-137.19) (   0.18,-136.49)   80.44                80
 10/29/2019   07:05:03   (   0.00,-137.18) (   0.77,-133.52)  415.27                80
 10/29/2019   19:26:18   (  -0.01,-137.18) (   0.30,-138.69)  170.74                80
 10/31/2019   19:16:46   (  -0.01,-137.16) (  -0.29,-135.72)  163.32                80
 11/01/2019   07:38:10   (   0.01,-137.15) (  -0.82,-140.91)  428.35                80
 11/02/2019   19:01:55   (   0.00,-137.14) (  -0.95,-132.77)  497.20                80
 11/03/2019   07:25:58   (  -0.01,-137.12) (  -0.22,-137.95)   94.35                80