Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 3 12.  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)
 03/13/2021   07:25:27   (  -0.04,-137.21) (  -0.22,-137.93)   82.77                80
 03/15/2021   07:10:35   (  -0.04,-137.20) (   0.45,-134.98)  253.01                80
 03/15/2021   19:34:30   (   0.04,-137.21) (   0.66,-140.13)  332.21                80
 03/17/2021   19:22:17   (   0.04,-137.20) (   0.05,-137.17)    3.25                80
 03/19/2021   19:07:25   (   0.04,-137.18) (  -0.62,-134.22)  336.98                80
 03/20/2021   07:31:28   (  -0.04,-137.16) (  -0.54,-139.40)  255.34                80
 03/22/2021   07:16:36   (  -0.03,-137.13) (   0.13,-136.45)   77.85                80
 03/24/2021   07:07:03   (  -0.03,-137.09) (   0.75,-133.49)  410.24                80
 03/24/2021   19:25:38   (   0.03,-137.10) (   0.35,-138.64)  175.95                80