Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 5 3.  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)
 05/03/2020   06:47:55   (  -0.24,-128.23) (  -0.31,-128.68)   49.90                80
 05/05/2020   06:33:02   (  -0.24,-128.26) (   0.29,-125.72)  288.57                80
 05/05/2020   18:54:18   (   0.23,-128.29) (   0.76,-130.88)  294.08                80
 05/07/2020   18:44:45   (   0.23,-128.31) (   0.16,-127.92)   43.78                80
 05/09/2020   18:32:33   (   0.23,-128.32) (  -0.51,-124.97)  381.00                80
 05/10/2020   06:53:57   (  -0.22,-128.29) (  -0.59,-130.17)  212.43                80
 05/12/2020   06:39:04   (  -0.21,-128.30) (   0.02,-127.21)  124.15                80
 05/12/2020   19:00:19   (   0.21,-128.32) (   1.09,-132.36)  459.72                80
 05/14/2020   06:26:51   (  -0.21,-128.30) (   0.63,-124.25)  460.57                80
 05/14/2020   18:48:07   (   0.20,-128.33) (   0.42,-129.41)  123.24                80
 05/16/2020   18:38:34   (   0.20,-128.33) (  -0.19,-126.45)  213.16                80