Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 10 3.  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)
 10/04/2021   19:16:47   (  -0.05,-137.22) (  -0.38,-135.75)  167.72                80
 10/05/2021   07:38:11   (   0.05,-137.21) (  -0.74,-140.93)  423.23                80
 10/07/2021   07:26:00   (   0.05,-137.21) (  -0.13,-137.97)   87.84                80
 10/09/2021   07:13:49   (   0.04,-137.19) (   0.48,-135.02)  246.76                80
 10/09/2021   19:32:25   (  -0.04,-137.19) (   0.60,-140.18)  339.68                80
 10/11/2021   19:20:14   (  -0.04,-137.17) (  -0.02,-137.22)    6.32                80
 10/13/2021   19:10:43   (  -0.03,-137.13) (  -0.64,-134.26)  326.62                80
 10/14/2021   07:29:27   (   0.03,-137.12) (  -0.48,-139.45)  265.07                80
 10/16/2021   07:17:16   (   0.03,-137.09) (   0.15,-136.49)   67.57                80