Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 5 16.  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)
 05/16/2020   18:38:43   (   0.19,-128.32) (  -0.23,-126.46)  212.27                80
 05/17/2020   07:00:07   (  -0.18,-128.28) (  -0.91,-131.64)  382.99                80
 05/19/2020   06:47:58   (  -0.19,-128.27) (  -0.26,-128.70)   48.72                80
 05/21/2020   06:33:09   (  -0.19,-128.25) (   0.37,-125.75)  284.95                80
 05/21/2020   18:54:25   (   0.18,-128.29) (   0.75,-130.91)  298.40                80
 05/23/2020   18:44:57   (   0.17,-128.26) (   0.10,-127.97)   34.02                80
 05/25/2020   18:32:49   (   0.17,-128.23) (  -0.52,-125.02)  365.37                80
 05/26/2020   06:54:14   (  -0.16,-128.19) (  -0.58,-130.22)  230.22                80
 05/28/2020   06:39:26   (  -0.15,-128.15) (   0.00,-127.27)  100.02                80
 05/28/2020   19:00:44   (   0.14,-128.17) (   1.03,-132.45)  485.03                80