Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 7 8.  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)
 07/08/2020   06:33:31   (  -0.02,-128.27) (   0.52,-125.75)  286.33                80
 07/08/2020   18:54:46   (   0.02,-128.27) (   0.56,-130.91)  299.64                80
 07/10/2020   18:45:15   (   0.02,-128.30) (  -0.04,-127.95)   40.08                80
 07/12/2020   18:33:05   (   0.02,-128.33) (  -0.70,-125.00)  379.51                80
 07/13/2020   06:54:29   (  -0.01,-128.35) (  -0.43,-130.18)  209.18                80
 07/15/2020   06:39:39   (  -0.01,-128.37) (   0.23,-127.23)  129.62                80
 07/15/2020   19:00:55   (   0.01,-128.36) (   0.85,-132.39)  457.70                80
 07/17/2020   06:27:28   (  -0.02,-128.39) (   0.83,-124.27)  467.73                80
 07/17/2020   18:48:44   (   0.02,-128.38) (   0.25,-129.43)  119.62                80
 07/19/2020   18:39:14   (   0.02,-128.39) (  -0.41,-126.48)  217.66                80
 07/20/2020   07:00:38   (  -0.02,-128.41) (  -0.71,-131.67)  370.51                80