Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 5 25.  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)
 05/26/2020   06:51:22   (  -0.16,-128.19) (  -0.58,-130.14)  221.71                80
 05/28/2020   06:39:11   (  -0.15,-128.16) (   0.05,-127.19)  110.82                80
 05/28/2020   19:00:27   (   0.14,-128.18) (   1.03,-132.34)  473.82                80
 05/30/2020   06:27:00   (  -0.15,-128.12) (   0.68,-124.23)  443.01                80
 05/30/2020   18:48:16   (   0.14,-128.14) (   0.40,-129.39)  141.61                80
 06/01/2020   18:38:45   (   0.14,-128.10) (  -0.23,-126.43)  190.33                80
 06/02/2020   06:57:29   (  -0.13,-128.06) (  -0.88,-131.62)  403.85                80
 06/04/2020   06:47:58   (  -0.13,-128.01) (  -0.25,-128.66)   72.62                80
 06/06/2020   06:33:06   (  -0.13,-127.96) (   0.33,-125.69)  258.06                80
 06/06/2020   18:54:22   (   0.12,-127.97) (   0.75,-130.85)  327.85                80
 06/08/2020   18:44:51   (   0.11,-127.91) (   0.12,-127.89)    2.33                80