Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 7 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)
 07/03/2021   07:22:49   (  -0.01,-137.17) (  -0.20,-137.96)   89.73                80
 07/05/2021   07:13:18   (  -0.01,-137.16) (   0.44,-135.00)  245.32                80
 07/05/2021   19:31:54   (   0.01,-137.16) (   0.63,-140.16)  340.70                80
 07/07/2021   19:19:42   (   0.02,-137.14) (   0.05,-137.19)    7.08                80
 07/09/2021   19:10:11   (   0.02,-137.11) (  -0.59,-134.24)  326.62                80
 07/10/2021   07:28:55   (  -0.02,-137.09) (  -0.54,-139.42)  265.39                80
 07/12/2021   07:19:24   (  -0.02,-137.05) (   0.11,-136.47)   66.95                80
 07/14/2021   07:07:13   (  -0.02,-137.01) (   0.75,-133.51)  398.80                80
 07/14/2021   19:25:48   (   0.02,-137.01) (   0.37,-138.66)  187.94                80
 07/16/2021   19:16:17   (   0.02,-136.96) (  -0.27,-135.70)  143.32                80