Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 9 22.  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)
 09/22/2019   06:46:14   (   0.29,-127.88) (   0.11,-128.75)   98.69                80
 09/24/2019   06:36:43   (   0.29,-127.81) (   0.72,-125.79)  229.72                80
 09/24/2019   18:55:19   (  -0.30,-127.82) (   0.36,-130.95)  355.22                80
 09/26/2019   18:43:08   (  -0.30,-127.75) (  -0.25,-127.99)   27.25                80
 09/28/2019   18:33:37   (  -0.30,-127.67) (  -0.86,-125.03)  300.40                80
 09/29/2019   06:55:01   (   0.31,-127.62) (  -0.26,-130.22)  295.82                80
 10/01/2019   06:41:49   (   0.31,-127.54) (   0.36,-127.26)   31.47                19
 10/03/2019   06:30:39   (   0.30,-127.45) (   0.98,-124.30)  358.32                80
 10/03/2019   18:49:15   (  -0.31,-127.45) (   0.11,-129.46)  227.86                80
 10/05/2019   18:39:44   (  -0.30,-127.36) (  -0.51,-126.50)   98.54                80