Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 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)
 07/06/2019   06:33:36   (   0.09,-127.67) (   0.51,-125.74)  218.79                80
 07/06/2019   18:57:31   (  -0.07,-127.68) (   0.63,-130.89)  364.94                80
 07/08/2019   18:45:20   (  -0.07,-127.61) (   0.01,-127.93)   37.32                80
 07/10/2019   18:30:29   (  -0.08,-127.53) (  -0.61,-124.97)  290.16                80
 07/11/2019   06:54:32   (   0.05,-127.47) (  -0.51,-130.16)  305.59                80
 07/13/2019   06:39:41   (   0.06,-127.38) (   0.11,-127.20)   21.22                80
 07/15/2019   06:27:31   (   0.07,-127.29) (   0.73,-124.24)  347.55                80
 07/15/2019   18:51:25   (  -0.03,-127.30) (   0.41,-129.39)  237.10                80
 07/17/2019   18:36:34   (  -0.05,-127.21) (  -0.22,-126.43)   88.86                80