Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 3 21.  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)
 03/22/2021   07:16:38   (  -0.04,-137.18) (   0.11,-136.46)   82.38                80
 03/24/2021   07:04:26   (  -0.04,-137.16) (   0.72,-133.50)  415.73                80
 03/24/2021   19:25:42   (   0.04,-137.16) (   0.34,-138.66)  170.75                80
 03/26/2021   19:16:10   (   0.04,-137.13) (  -0.27,-135.70)  162.00                80
 03/27/2021   07:37:34   (  -0.04,-137.12) (  -0.85,-140.90)  429.94                80
 03/28/2021   19:03:58   (   0.04,-137.10) (  -0.88,-132.75)  494.31                80
 03/29/2021   07:25:22   (  -0.04,-137.08) (  -0.23,-137.94)   97.78                80
 03/31/2021   07:10:30   (  -0.04,-137.04) (   0.38,-134.98)  233.71                80
 03/31/2021   19:31:46   (   0.04,-137.03) (   0.68,-140.15)  353.52                80
 04/02/2021   19:19:34   (   0.03,-136.98) (   0.06,-137.19)   23.33                80