Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 6 3.  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)
 06/04/2019   06:33:28   (   0.13,-128.41) (   0.68,-125.80)  296.68                80
 06/04/2019   18:57:24   (  -0.12,-128.44) (   0.41,-130.95)  286.04                80
 06/06/2019   18:42:34   (  -0.13,-128.42) (  -0.24,-128.00)   47.44                80
 06/08/2019   18:30:23   (  -0.14,-128.39) (  -0.83,-125.04)  380.33                80
 06/09/2019   06:54:27   (   0.13,-128.35) (  -0.29,-130.23)  214.20                80
 06/11/2019   06:39:37   (   0.13,-128.32) (   0.36,-127.28)  118.53                80
 06/11/2019   19:03:33   (  -0.12,-128.34) (   0.73,-132.43)  464.88                80
 06/13/2019   06:27:26   (   0.14,-128.28) (   0.96,-124.31)  451.09                80
 06/13/2019   18:51:22   (  -0.12,-128.31) (   0.13,-129.47)  132.35                80
 06/15/2019   18:36:32   (  -0.13,-128.27) (  -0.52,-126.52)  199.72                80
 06/16/2019   07:00:35   (   0.11,-128.23) (  -0.65,-131.70)  394.53                80