Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 7 31.  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)
 08/02/2019   18:36:43   (   0.02,-128.29) (  -0.35,-126.46)  207.55                80
 08/03/2019   07:00:46   (  -0.06,-128.29) (  -0.78,-131.64)  381.37                80
 08/05/2019   06:48:37   (  -0.05,-128.33) (  -0.12,-128.69)   41.75                80
 08/07/2019   06:33:47   (  -0.04,-128.36) (   0.53,-125.74)  297.55                80
 08/07/2019   18:57:41   (   0.08,-128.37) (   0.61,-130.89)  286.90                80
 08/09/2019   18:42:51   (   0.07,-128.39) (  -0.05,-127.94)   52.03                80
 08/11/2019   18:30:41   (   0.06,-128.42) (  -0.65,-124.98)  390.43                80
 08/12/2019   06:54:44   (  -0.10,-128.42) (  -0.48,-130.17)  198.35                80
 08/14/2019   06:39:54   (  -0.09,-128.44) (   0.19,-127.22)  139.50                80