Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 5 31.  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)
 06/01/2020   18:38:46   (   0.14,-128.11) (  -0.19,-126.42)  191.29                80
 06/02/2020   07:00:10   (  -0.13,-128.07) (  -0.88,-131.62)  403.43                80
 06/04/2020   06:45:19   (  -0.13,-128.03) (  -0.28,-128.66)   72.08                80
 06/06/2020   06:33:09   (  -0.13,-127.98) (   0.36,-125.70)  258.63                80
 06/06/2020   18:54:25   (   0.12,-127.99) (   0.73,-130.86)  326.71                80
 06/08/2020   18:44:55   (   0.11,-127.94) (   0.10,-127.91)    3.57                80
 06/10/2020   18:32:45   (   0.11,-127.88) (  -0.53,-124.95)  333.33                80
 06/11/2020   06:54:09   (  -0.10,-127.85) (  -0.59,-130.14)  261.07                80
 06/13/2020   06:39:19   (  -0.10,-127.79) (   0.03,-127.18)   68.64                80