Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 7 25.  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,-128.39) (  -0.10,-127.95)   49.77                80
 07/28/2020   18:33:10   (  -0.01,-128.39) (  -0.71,-124.99)  386.29                80
 07/29/2020   06:54:35   (   0.01,-128.41) (  -0.36,-130.19)  201.90                80
 07/31/2020   06:39:44   (   0.01,-128.41) (   0.25,-127.23)  133.69                80
 07/31/2020   19:01:00   (  -0.01,-128.38) (   0.82,-132.39)  455.46                80
 08/02/2020   06:27:33   (   0.01,-128.40) (   0.87,-124.27)  468.97                80
 08/02/2020   18:48:49   (  -0.02,-128.37) (   0.20,-129.43)  120.10                80
 08/04/2020   18:39:18   (  -0.01,-128.36) (  -0.42,-126.47)  215.20                80
 08/05/2020   07:00:42   (   0.02,-128.39) (  -0.71,-131.65)  372.32                80
 08/07/2020   06:48:31   (   0.01,-128.37) (  -0.09,-128.70)   37.33                80