Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 12 6.  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)
 12/07/2020   07:25:57   (   0.03,-137.21) (  -0.14,-137.97)   86.42                80
 12/09/2020   07:11:07   (   0.03,-137.20) (   0.51,-135.02)  248.54                80
 12/09/2020   19:35:01   (  -0.02,-137.20) (   0.62,-140.17)  337.33                80
 12/11/2020   19:20:10   (  -0.03,-137.18) (  -0.03,-137.21)    3.63                80
 12/13/2020   19:10:38   (  -0.02,-137.16) (  -0.63,-134.25)  330.17                80
 12/14/2020   07:32:02   (   0.02,-137.14) (  -0.49,-139.44)  261.68                80
 12/16/2020   07:17:11   (   0.02,-137.11) (   0.18,-136.49)   70.99                80
 12/18/2020   07:04:59   (   0.01,-137.07) (   0.79,-133.53)  403.24                80
 12/18/2020   19:26:14   (  -0.01,-137.07) (   0.34,-138.68)  183.55                80