Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 5 14.  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)
 05/14/2020   06:26:57   (  -0.21,-128.28) (   0.66,-124.25)  458.24                80
 05/14/2020   18:48:13   (   0.20,-128.32) (   0.43,-129.41)  123.84                80
 05/16/2020   18:38:44   (   0.19,-128.32) (  -0.23,-126.47)  210.90                80
 05/17/2020   07:00:08   (  -0.19,-128.28) (  -0.92,-131.66)  384.44                80
 05/19/2020   06:47:11   (  -0.19,-128.27) (  -0.30,-128.71)   50.45                32
 05/21/2020   06:33:11   (  -0.19,-128.26) (   0.35,-125.77)  282.84                80
 05/21/2020   18:54:28   (   0.18,-128.29) (   0.73,-130.94)  300.64                80
 05/23/2020   18:45:00   (   0.17,-128.27) (   0.13,-127.99)   31.37                80
 05/25/2020   18:32:53   (   0.17,-128.24) (  -0.50,-125.06)  362.26                80
 05/26/2020   06:54:18   (  -0.16,-128.20) (  -0.61,-130.25)  233.42                80