Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 6 8.  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)
 06/08/2019   18:30:23   (  -0.14,-128.40) (  -0.84,-125.04)  381.59                80
 06/09/2019   06:54:27   (   0.13,-128.36) (  -0.29,-130.22)  212.93                80
 06/11/2019   06:39:37   (   0.13,-128.33) (   0.36,-127.27)  120.29                80
 06/11/2019   19:03:33   (  -0.12,-128.36) (   0.72,-132.43)  462.88                80
 06/13/2019   06:27:26   (   0.14,-128.30) (   0.96,-124.31)  453.34                80
 06/13/2019   18:51:22   (  -0.12,-128.33) (   0.12,-129.47)  129.84                80
 06/15/2019   18:36:31   (  -0.13,-128.30) (  -0.48,-126.51)  202.73                80
 06/16/2019   07:00:35   (   0.11,-128.26) (  -0.64,-131.69)  391.50                80
 06/18/2019   06:48:25   (   0.11,-128.22) (   0.02,-128.75)   59.67                80
 06/20/2019   06:33:34   (   0.13,-128.18) (   0.63,-125.78)  271.77                80
 06/20/2019   18:57:30   (  -0.11,-128.19) (   0.46,-130.94)  312.28                80