Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 7 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 07/26/2020   18:45:21   (  -0.00,-128.38) (  -0.07,-127.94)   49.58                80
 07/28/2020   18:33:11   (  -0.01,-128.39) (  -0.74,-125.00)  385.90                80
 07/29/2020   06:54:34   (   0.01,-128.41) (  -0.39,-130.18)  202.45                80
 07/31/2020   06:39:44   (   0.01,-128.40) (   0.29,-127.23)  133.09                80
 07/31/2020   19:00:59   (  -0.01,-128.37) (   0.84,-132.38)  455.98                80
 08/02/2020   06:27:34   (   0.01,-128.39) (   0.91,-124.27)  468.26                80
 08/02/2020   18:48:48   (  -0.01,-128.36) (   0.22,-129.42)  120.69                80
 08/04/2020   18:39:17   (  -0.01,-128.35) (  -0.40,-126.46)  214.55                80
 08/05/2020   07:00:42   (   0.01,-128.38) (  -0.67,-131.66)  373.09                80
 08/07/2020   06:48:31   (   0.01,-128.36) (  -0.05,-128.70)   38.06                80