Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 1 24.  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)
 01/25/2020   18:36:47   (  -0.00,-128.35) (  -0.39,-126.45)  215.92                80
 01/26/2020   06:58:11   (  -0.01,-128.36) (  -0.71,-131.64)  373.31                80
 01/28/2020   06:45:59   (  -0.01,-128.33) (  -0.09,-128.69)   40.84                80
 01/30/2020   06:36:27   (  -0.02,-128.29) (   0.54,-125.73)  291.31                80
 01/30/2020   18:57:42   (   0.02,-128.26) (   0.58,-130.88)  297.88                80
 02/01/2020   18:42:50   (   0.02,-128.22) (  -0.05,-127.92)   33.49                80
 02/03/2020   18:30:38   (   0.01,-128.17) (  -0.68,-124.97)  364.15                80
 02/04/2020   06:52:02   (  -0.01,-128.17) (  -0.42,-130.16)  226.02                80
 02/06/2020   06:42:30   (  -0.01,-128.11) (   0.21,-127.20)  103.78                80
 02/06/2020   19:03:44   (   0.02,-128.08) (   0.92,-132.35)  485.56                80