Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 6 6.  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) (  -0.83,-125.04)  381.40                80
 06/09/2019   06:54:27   (   0.13,-128.36) (  -0.29,-130.23)  213.07                80
 06/11/2019   06:39:37   (   0.13,-128.33) (   0.36,-127.27)  120.07                80
 06/11/2019   19:03:33   (  -0.12,-128.35) (   0.73,-132.43)  463.19                80
 06/13/2019   06:27:26   (   0.14,-128.30) (   0.96,-124.31)  453.05                80
 06/13/2019   18:51:22   (  -0.12,-128.33) (   0.13,-129.47)  130.24                80
 06/15/2019   18:36:32   (  -0.13,-128.29) (  -0.53,-126.52)  202.24                80
 06/16/2019   07:00:35   (   0.11,-128.25) (  -0.65,-131.69)  391.94                80
 06/18/2019   06:48:25   (   0.11,-128.21) (   0.01,-128.75)   60.17                80
 06/20/2019   06:33:34   (   0.13,-128.17) (   0.61,-125.78)  271.17                80
 06/20/2019   18:57:30   (  -0.11,-128.19) (   0.48,-130.94)  312.97                80