Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 7 4.  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)
 07/04/2019   06:48:26   (   0.08,-127.74) (  -0.13,-128.70)  108.88                80
 07/06/2019   06:33:35   (   0.09,-127.67) (   0.49,-125.74)  218.74                80
 07/06/2019   18:57:31   (  -0.07,-127.68) (   0.59,-130.90)  365.04                80
 07/08/2019   18:45:20   (  -0.07,-127.61) (  -0.03,-127.94)   37.54                80
 07/10/2019   18:30:29   (  -0.08,-127.53) (  -0.65,-124.98)  289.94                80
 07/11/2019   06:54:32   (   0.05,-127.47) (  -0.53,-130.15)  305.82                80
 07/13/2019   06:39:41   (   0.06,-127.38) (   0.09,-127.20)   20.92                80
 07/15/2019   06:27:30   (   0.07,-127.29) (   0.71,-124.24)  347.20                80
 07/15/2019   18:51:25   (  -0.03,-127.30) (   0.43,-129.38)  237.49                80
 07/17/2019   18:36:34   (  -0.05,-127.21) (  -0.20,-126.42)   88.42                80