Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 1 11.  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)
 01/12/2020   06:48:45   (   0.02,-128.42) (  -0.01,-128.70)   31.41                80
 01/14/2020   06:33:53   (   0.02,-128.43) (   0.58,-125.74)  305.59                80
 01/14/2020   18:57:49   (  -0.01,-128.41) (   0.49,-130.90)  283.08                80
 01/16/2020   18:42:57   (  -0.01,-128.41) (  -0.09,-127.94)   53.48                80
 01/18/2020   18:30:46   (  -0.01,-128.42) (  -0.72,-124.99)  389.36                80
 01/19/2020   06:54:50   (   0.01,-128.44) (  -0.39,-130.18)  198.31                80
 01/21/2020   06:39:59   (   0.01,-128.43) (   0.24,-127.22)  136.93                80
 01/21/2020   19:03:54   (  -0.01,-128.41) (   0.84,-132.38)  452.36                80
 01/23/2020   06:27:48   (   0.02,-128.42) (   0.87,-124.27)  471.65                80
 01/23/2020   18:51:44   (  -0.01,-128.40) (   0.22,-129.43)  117.72                80