Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 5 24.  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)
 05/25/2021   07:19:11   (  -0.04,-137.20) (   0.12,-136.50)   79.37                80
 05/27/2021   07:04:21   (  -0.03,-137.19) (   0.76,-133.55)  414.73                80
 05/27/2021   19:25:37   (   0.03,-137.19) (   0.32,-138.71)  171.25                80
 05/29/2021   19:16:06   (   0.03,-137.18) (  -0.26,-135.74)  163.29                80
 05/30/2021   07:37:31   (  -0.02,-137.17) (  -0.81,-140.94)  428.18                80
 05/31/2021   19:03:56   (   0.02,-137.17) (  -0.91,-132.79)  497.54                80
 06/01/2021   07:25:20   (  -0.02,-137.15) (  -0.22,-137.98)   93.95                80
 06/03/2021   07:10:30   (  -0.02,-137.14) (   0.44,-135.03)  240.30                80
 06/03/2021   19:31:45   (   0.01,-137.14) (   0.65,-140.18)  346.00                80
 06/05/2021   19:19:34   (   0.01,-137.12) (   0.05,-137.22)   12.32                80