Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 12 12.  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)
 12/12/2019   07:29:19   (  -0.03,-137.20) (  -0.50,-139.42)  252.41                80
 12/14/2019   07:19:47   (  -0.04,-137.16) (   0.10,-136.46)   78.89                80
 12/16/2019   07:07:35   (  -0.05,-137.10) (   0.71,-133.50)  409.53                80
 12/16/2019   19:26:11   (   0.05,-137.08) (   0.36,-138.66)  178.82                80
 12/18/2019   19:16:39   (   0.05,-137.03) (  -0.25,-135.70)  151.24                80
 12/19/2019   07:35:23   (  -0.05,-137.01) (  -0.87,-140.89)  440.40                80
 12/20/2019   19:04:27   (   0.06,-136.96) (  -0.86,-132.74)  480.76                80
 12/21/2019   07:23:11   (  -0.05,-136.95) (  -0.26,-137.93)  111.02                80
 12/23/2019   07:13:39   (  -0.05,-136.88) (   0.35,-134.97)  217.73                80
 12/23/2019   19:32:14   (   0.05,-136.86) (   0.77,-140.12)  371.27                80
 12/25/2019   19:20:02   (   0.05,-136.78) (   0.16,-137.16)   43.37                80