Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 1 1.  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)
 01/02/2020   18:30:47   (  -0.05,-128.29) (  -0.77,-124.98)  376.60                80
 01/03/2020   06:54:51   (   0.04,-128.34) (  -0.34,-130.17)  208.41                80
 01/05/2020   06:39:59   (   0.05,-128.37) (   0.29,-127.22)  131.14                80
 01/05/2020   19:03:54   (  -0.03,-128.34) (   0.83,-132.37)  458.31                80
 01/07/2020   06:27:47   (   0.05,-128.39) (   0.93,-124.26)  470.01                80
 01/07/2020   18:51:42   (  -0.04,-128.36) (   0.19,-129.41)  119.65                80
 01/09/2020   18:36:50   (  -0.04,-128.37) (  -0.45,-126.46)  218.22                80
 01/10/2020   07:00:54   (   0.03,-128.42) (  -0.65,-131.65)  367.39                80
 01/12/2020   06:48:42   (   0.03,-128.42) (  -0.01,-128.69)   30.33                80
 01/14/2020   06:33:49   (   0.03,-128.42) (   0.58,-125.72)  306.56                80
 01/14/2020   18:57:45   (  -0.02,-128.39) (   0.48,-130.89)  283.74                80