Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 5 8.  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)
 05/09/2020   18:32:33   (   0.23,-128.32) (  -0.49,-124.97)  381.78                80
 05/10/2020   06:53:57   (  -0.22,-128.29) (  -0.61,-130.16)  212.88                80
 05/12/2020   06:39:04   (  -0.21,-128.29) (  -0.00,-127.20)  123.67                80
 05/12/2020   19:00:19   (   0.20,-128.33) (   1.05,-132.37)  458.95                80
 05/14/2020   06:26:52   (  -0.21,-128.30) (   0.67,-124.25)  460.05                80
 05/14/2020   18:48:06   (   0.20,-128.33) (   0.44,-129.41)  122.50                80
 05/16/2020   18:38:35   (   0.20,-128.34) (  -0.23,-126.46)  213.90                80
 05/17/2020   06:59:58   (  -0.19,-128.30) (  -0.87,-131.65)  380.18                80
 05/19/2020   06:47:45   (  -0.19,-128.30) (  -0.25,-128.69)   44.16                80
 05/21/2020   06:32:52   (  -0.19,-128.30) (   0.36,-125.73)  291.42                80
 05/21/2020   18:54:07   (   0.18,-128.32) (   0.75,-130.89)  292.34                80