Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 1 1.  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)
 01/01/2020   07:07:32   (  -0.02,-137.21) (   0.78,-133.50)  421.95                80
 01/01/2020   19:26:07   (   0.01,-137.22) (   0.34,-138.66)  164.04                80
 01/03/2020   19:16:35   (   0.02,-137.22) (  -0.29,-135.70)  172.90                80
 01/04/2020   07:35:19   (  -0.01,-137.22) (  -0.81,-140.89)  417.60                80
 01/06/2020   07:23:07   (  -0.01,-137.22) (  -0.18,-137.93)   81.59                80
 01/08/2020   07:13:35   (  -0.02,-137.20) (   0.46,-134.98)  253.58                80
 01/08/2020   19:32:10   (   0.01,-137.20) (   0.66,-140.13)  333.27                80
 01/10/2020   19:19:58   (   0.02,-137.18) (   0.02,-137.17)    0.90                80
 01/12/2020   19:10:26   (   0.03,-137.15) (  -0.62,-134.21)  334.29                80
 01/13/2020   07:29:09   (  -0.02,-137.14) (  -0.47,-139.41)  257.03                80