Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 5 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)
 05/28/2019   06:27:20   (   0.14,-128.42) (   1.01,-124.32)  466.77                80
 05/28/2019   18:51:15   (  -0.13,-128.47) (   0.07,-129.48)  114.67                80
 05/30/2019   18:36:26   (  -0.13,-128.47) (  -0.57,-126.53)  221.03                80
 05/31/2019   07:00:29   (   0.12,-128.42) (  -0.56,-131.71)  373.78                80
 06/02/2019   06:48:18   (   0.12,-128.41) (   0.03,-128.75)   39.05                80
 06/04/2019   06:33:28   (   0.13,-128.39) (   0.68,-125.80)  294.89                80
 06/04/2019   18:57:24   (  -0.12,-128.43) (   0.41,-130.96)  287.56                80
 06/06/2019   18:42:34   (  -0.13,-128.40) (  -0.24,-128.00)   45.43                80
 06/08/2019   18:30:23   (  -0.14,-128.37) (  -0.83,-125.04)  377.77                80
 06/09/2019   06:54:27   (   0.13,-128.32) (  -0.29,-130.23)  217.24                80