Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 5 9.  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)
 05/10/2019   06:39:20   (   0.11,-128.27) (   0.35,-127.26)  115.43                80
 05/10/2019   19:00:36   (  -0.11,-128.30) (   0.74,-132.42)  467.62                80
 05/12/2019   06:27:10   (   0.11,-128.30) (   0.94,-124.30)  454.22                80
 05/12/2019   18:48:26   (  -0.11,-128.33) (   0.15,-129.46)  128.86                80
 05/14/2019   18:38:57   (  -0.12,-128.36) (  -0.49,-126.51)  209.76                80
 05/15/2019   07:00:22   (   0.11,-128.35) (  -0.61,-131.71)  382.22                80
 05/17/2019   06:48:13   (   0.11,-128.37) (   0.02,-128.76)   44.11                80
 05/19/2019   06:33:25   (   0.12,-128.39) (   0.69,-125.82)  293.46                80
 05/19/2019   18:57:21   (  -0.11,-128.42) (   0.42,-130.97)  290.32                80
 05/21/2019   18:45:12   (  -0.12,-128.43) (  -0.18,-128.02)   46.58                80