Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 11 10.  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)
 11/11/2019   06:34:08   (   0.25,-128.52) (   0.84,-125.81)  308.77                80
 11/11/2019   18:55:23   (  -0.24,-128.51) (   0.28,-130.96)  278.93                80
 11/13/2019   18:45:51   (  -0.24,-128.51) (  -0.33,-128.00)   57.52                80
 11/15/2019   18:33:40   (  -0.24,-128.50) (  -1.00,-125.05)  393.13                80
 11/16/2019   06:55:03   (   0.23,-128.51) (  -0.11,-130.24)  195.22                80
 11/18/2019   06:40:12   (   0.22,-128.50) (   0.50,-127.28)  139.43                80
 11/18/2019   19:01:26   (  -0.21,-128.47) (   0.62,-132.43)  449.65                80
 11/20/2019   06:28:00   (   0.22,-128.48) (   1.12,-124.31)  473.59                80
 11/20/2019   18:49:14   (  -0.21,-128.45) (   0.00,-129.46)  115.45                80
 11/22/2019   18:39:42   (  -0.21,-128.42) (  -0.61,-126.50)  218.44                80
 11/23/2019   07:01:06   (   0.19,-128.44) (  -0.49,-131.69)  369.43                80