Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 7 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)
 07/12/2021   07:19:24   (  -0.01,-137.17) (   0.11,-136.47)   79.93                80
 07/14/2021   07:07:13   (  -0.00,-137.16) (   0.76,-133.51)  415.07                80
 07/14/2021   19:25:49   (  -0.00,-137.16) (   0.30,-138.67)  171.82                80
 07/16/2021   19:16:17   (  -0.00,-137.14) (  -0.28,-135.70)  162.89                80
 07/17/2021   07:35:02   (   0.01,-137.14) (  -0.78,-140.90)  427.83                80
 07/18/2021   19:04:06   (   0.00,-137.12) (  -0.94,-132.75)  496.91                80
 07/19/2021   07:22:50   (  -0.00,-137.11) (  -0.19,-137.94)   93.98                80
 07/21/2021   07:13:18   (  -0.01,-137.08) (   0.41,-134.97)  239.06                80
 07/21/2021   19:31:54   (   0.02,-137.06) (   0.65,-140.13)  348.46                80
 07/23/2021   19:19:42   (   0.02,-137.02) (   0.05,-137.16)   16.38                80
 07/25/2021   19:10:11   (   0.01,-136.98) (  -0.61,-134.21)  315.16                80