Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 5 14.  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)
 05/14/2019   18:38:56   (  -0.12,-128.37) (  -0.54,-126.51)  211.82                80
 05/15/2019   07:00:20   (   0.11,-128.35) (  -0.60,-131.70)  380.75                80
 05/17/2019   06:48:10   (   0.11,-128.38) (   0.02,-128.74)   41.89                80
 05/19/2019   06:33:20   (   0.12,-128.40) (   0.65,-125.79)  296.52                80
 05/19/2019   18:54:36   (  -0.11,-128.43) (   0.44,-130.95)  286.28                80
 05/21/2019   18:45:06   (  -0.12,-128.45) (  -0.19,-127.99)   51.61                80
 05/23/2019   18:30:17   (  -0.13,-128.47) (  -0.87,-125.05)  388.85                80
 05/24/2019   06:54:21   (   0.12,-128.44) (  -0.26,-130.24)  203.69                80
 05/26/2019   06:39:31   (   0.13,-128.46) (   0.37,-127.28)  133.29                80
 05/26/2019   19:03:26   (  -0.12,-128.48) (   0.72,-132.44)  450.22                80