Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 12 30.  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)
 12/30/2019   07:19:43   (  -0.02,-137.20) (   0.12,-136.45)   84.69                80
 01/01/2020   07:07:32   (  -0.02,-137.21) (   0.74,-133.50)  422.15                80
 01/01/2020   19:26:07   (   0.02,-137.22) (   0.32,-138.66)  164.04                80
 01/03/2020   19:16:35   (   0.02,-137.22) (  -0.31,-135.70)  172.84                80
 01/04/2020   07:35:19   (  -0.02,-137.22) (  -0.79,-140.89)  417.56                80
 01/06/2020   07:23:07   (  -0.02,-137.22) (  -0.16,-137.94)   81.61                80
 01/08/2020   07:13:35   (  -0.02,-137.20) (   0.47,-134.98)  253.50                80
 01/08/2020   19:32:10   (   0.02,-137.20) (   0.65,-140.13)  333.50                80
 01/10/2020   19:22:38   (   0.02,-137.17) (   0.01,-137.17)    1.31                80
 01/12/2020   19:10:25   (   0.03,-137.14) (  -0.57,-134.20)  333.89                80