Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 1 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)
 01/05/2020   06:40:00   (   0.04,-128.37) (   0.31,-127.22)  130.83                80
 01/05/2020   19:03:54   (  -0.03,-128.34) (   0.81,-132.37)  458.25                80
 01/07/2020   06:27:48   (   0.05,-128.39) (   0.93,-124.26)  469.59                80
 01/07/2020   18:51:43   (  -0.04,-128.36) (   0.19,-129.41)  119.69                80
 01/09/2020   18:36:51   (  -0.04,-128.38) (  -0.44,-126.46)  218.07                80
 01/10/2020   07:00:54   (   0.03,-128.41) (  -0.66,-131.65)  367.95                80
 01/12/2020   06:48:42   (   0.03,-128.42) (  -0.04,-128.69)   30.97                80
 01/14/2020   06:33:51   (   0.03,-128.42) (   0.59,-125.73)  305.71                80
 01/14/2020   18:57:45   (  -0.02,-128.39) (   0.53,-130.88)  284.23                80
 01/16/2020   18:42:53   (  -0.02,-128.39) (  -0.10,-127.92)   52.10                80