Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 7 5.  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)
 07/06/2020   06:48:21   (  -0.03,-128.24) (  -0.11,-128.71)   53.26                80
 07/08/2020   06:33:30   (  -0.03,-128.27) (   0.49,-125.74)  286.77                80
 07/08/2020   18:54:46   (   0.02,-128.27) (   0.60,-130.90)  299.50                80
 07/10/2020   18:45:16   (   0.02,-128.31) (  -0.06,-127.95)   40.50                80
 07/12/2020   18:33:06   (   0.02,-128.34) (  -0.72,-125.00)  380.35                80
 07/13/2020   06:54:30   (  -0.01,-128.36) (  -0.40,-130.19)  207.81                80
 07/15/2020   06:39:39   (  -0.02,-128.39) (   0.20,-127.23)  131.34                80
 07/15/2020   19:00:54   (   0.01,-128.38) (   0.88,-132.39)  456.34                80
 07/17/2020   06:27:29   (  -0.02,-128.41) (   0.87,-124.28)  469.78                80
 07/17/2020   18:48:44   (   0.02,-128.40) (   0.22,-129.44)  117.94                80