Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 2 18.  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)
 02/18/2021   07:16:53   (  -0.03,-137.21) (   0.11,-136.46)   84.25                80
 02/20/2021   07:04:41   (  -0.03,-137.19) (   0.74,-133.51)  418.72                80
 02/20/2021   19:25:57   (   0.03,-137.20) (   0.32,-138.67)  167.15                80
 02/22/2021   19:16:24   (   0.03,-137.17) (  -0.25,-135.70)  166.42                80
 02/23/2021   07:37:48   (  -0.03,-137.15) (  -0.85,-140.89)  425.70                80
 02/24/2021   19:04:12   (   0.03,-137.14) (  -0.89,-132.75)  499.19                80
 02/25/2021   07:22:56   (  -0.02,-137.12) (  -0.22,-137.94)   93.19                80
 02/27/2021   07:13:24   (  -0.02,-137.08) (   0.42,-134.98)  238.89                80
 02/27/2021   19:32:00   (   0.02,-137.08) (   0.64,-140.15)  347.76                80
 03/01/2021   19:19:47   (   0.02,-137.04) (   0.06,-137.18)   16.18                80
 03/03/2021   19:10:15   (   0.02,-136.99) (  -0.58,-134.22)  314.79                80