Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 8 4.  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)
 08/05/2020   07:00:41   (   0.01,-128.33) (  -0.70,-131.65)  378.12                80
 08/07/2020   06:48:30   (   0.02,-128.30) (  -0.08,-128.69)   44.81                80
 08/09/2020   06:33:40   (   0.02,-128.27) (   0.54,-125.74)  288.34                80
 08/09/2020   18:54:55   (  -0.02,-128.25) (   0.52,-130.90)  300.92                80
 08/11/2020   18:45:24   (  -0.02,-128.21) (  -0.10,-127.94)   31.84                80
 08/13/2020   18:33:13   (  -0.02,-128.17) (  -0.73,-124.98)  363.75                80
 08/14/2020   06:54:37   (   0.02,-128.18) (  -0.40,-130.17)  225.10                80
 08/16/2020   06:39:46   (   0.02,-128.13) (   0.23,-127.21)  105.81                80
 08/16/2020   19:01:01   (  -0.01,-128.09) (   0.90,-132.36)  484.95                80
 08/18/2020   06:27:35   (   0.02,-128.08) (   0.87,-124.25)  436.04                80