Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 8 26.  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)
 08/26/2021   19:10:30   (  -0.03,-137.21) (  -0.66,-134.25)  336.54                80
 08/27/2021   07:29:13   (   0.04,-137.20) (  -0.47,-139.43)  254.75                80
 08/29/2021   07:19:42   (   0.03,-137.19) (   0.16,-136.48)   81.01                80
 08/31/2021   07:07:31   (   0.03,-137.18) (   0.79,-133.52)  415.88                80
 08/31/2021   19:26:07   (  -0.03,-137.18) (   0.29,-138.68)  170.15                80
 09/02/2021   19:16:36   (  -0.03,-137.16) (  -0.35,-135.72)  163.78                80
 09/03/2021   07:35:20   (   0.03,-137.15) (  -0.77,-140.91)  427.99                80
 09/04/2021   19:04:25   (  -0.03,-137.13) (  -0.98,-132.77)  497.14                80
 09/05/2021   07:25:49   (   0.02,-137.12) (  -0.13,-137.95)   94.69                80
 09/07/2021   07:10:57   (   0.02,-137.08) (   0.45,-134.99)  238.18                80
 09/07/2021   19:32:13   (  -0.02,-137.08) (   0.63,-140.15)  348.41                80