Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 9 13.  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)
 09/13/2020   07:07:34   (   0.04,-137.19) (   0.83,-133.54)  415.67                80
 09/13/2020   19:26:09   (  -0.04,-137.20) (   0.30,-138.69)  170.06                80
 09/15/2020   19:16:39   (  -0.04,-137.20) (  -0.36,-135.74)  165.81                80
 09/16/2020   07:38:03   (   0.04,-137.19) (  -0.77,-140.93)  425.33                80
 09/18/2020   07:25:52   (   0.04,-137.18) (  -0.16,-137.97)   90.11                80
 09/20/2020   07:13:42   (   0.04,-137.17) (   0.52,-135.02)  244.64                80
 09/20/2020   19:32:16   (  -0.04,-137.17) (   0.63,-140.17)  341.63                80
 09/22/2020   19:20:06   (  -0.03,-137.15) (  -0.05,-137.22)    8.42                80
 09/24/2020   19:10:36   (  -0.03,-137.12) (  -0.66,-134.26)  325.27                80
 09/25/2020   07:29:19   (   0.03,-137.10) (  -0.46,-139.45)  266.45                80