Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 8 15.  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)
 08/15/2019   07:25:43   (  -0.02,-137.19) (  -0.19,-137.95)   85.63                80
 08/17/2019   07:10:54   (  -0.02,-137.19) (   0.48,-135.00)  249.60                80
 08/17/2019   19:34:48   (   0.02,-137.19) (   0.66,-140.15)  336.52                80
 08/19/2019   19:22:37   (   0.02,-137.17) (   0.05,-137.18)    3.32                80
 08/21/2019   19:07:47   (   0.02,-137.15) (  -0.62,-134.24)  332.30                80
 08/22/2019   07:31:51   (  -0.03,-137.15) (  -0.50,-139.42)  258.87                80
 08/24/2019   07:17:00   (  -0.03,-137.12) (   0.11,-136.46)   74.19                80
 08/26/2019   07:04:49   (  -0.03,-137.08) (   0.73,-133.50)  406.29                80
 08/26/2019   19:26:05   (   0.04,-137.07) (   0.35,-138.66)  180.94                80
 08/28/2019   19:13:54   (   0.04,-137.02) (  -0.26,-135.70)  150.19                80