Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 3 20.  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)
 03/20/2021   07:31:30   (  -0.04,-137.20) (  -0.49,-139.42)  251.83                80
 03/22/2021   07:16:38   (  -0.04,-137.18) (   0.12,-136.46)   82.12                80
 03/24/2021   07:04:26   (  -0.03,-137.16) (   0.72,-133.50)  415.40                80
 03/24/2021   19:25:42   (   0.03,-137.16) (   0.34,-138.66)  171.11                80
 03/26/2021   19:16:10   (   0.03,-137.13) (  -0.27,-135.71)  161.55                80
 03/27/2021   07:37:34   (  -0.03,-137.11) (  -0.84,-140.90)  430.43                80
 03/28/2021   19:03:58   (   0.03,-137.09) (  -0.88,-132.75)  493.78                80
 03/29/2021   07:25:22   (  -0.03,-137.08) (  -0.23,-137.94)   98.34                80
 03/31/2021   07:10:30   (  -0.03,-137.04) (   0.39,-134.98)  233.09                80
 03/31/2021   19:31:46   (   0.03,-137.03) (   0.67,-140.15)  354.16                80
 04/02/2021   19:19:34   (   0.03,-136.98) (   0.05,-137.19)   24.05                80