Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 10 28.  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)
 10/28/2019   18:45:54   (  -0.28,-128.38) (  -0.37,-128.01)   41.30                80
 10/30/2019   18:33:43   (  -0.28,-128.41) (  -1.02,-125.06)  381.28                80
 10/31/2019   06:55:07   (   0.28,-128.43) (  -0.09,-130.25)  206.13                80
 11/02/2019   06:40:15   (   0.27,-128.46) (   0.50,-127.29)  133.22                80
 11/02/2019   19:01:30   (  -0.26,-128.45) (   0.57,-132.45)  454.59                80
 11/04/2019   06:28:04   (   0.26,-128.49) (   1.16,-124.33)  472.27                80
 11/04/2019   18:49:18   (  -0.26,-128.47) (  -0.02,-129.48)  115.50                80
 11/06/2019   18:39:47   (  -0.26,-128.50) (  -0.68,-126.53)  223.40                80
 11/07/2019   07:01:11   (   0.25,-128.53) (  -0.43,-131.72)  363.40                80
 11/09/2019   06:48:59   (   0.25,-128.54) (   0.18,-128.76)   25.15                80