Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 9 23.  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)
 09/24/2019   06:36:43   (   0.29,-127.81) (   0.69,-125.78)  229.90                80
 09/24/2019   18:55:20   (  -0.30,-127.82) (   0.33,-130.95)  354.97                80
 09/26/2019   18:43:08   (  -0.30,-127.75) (  -0.22,-127.98)   27.05                80
 09/28/2019   18:33:37   (  -0.30,-127.67) (  -0.83,-125.02)  300.94                80
 09/29/2019   06:55:02   (   0.31,-127.62) (  -0.23,-130.22)  295.35                80
 10/01/2019   06:42:51   (   0.31,-127.54) (   0.39,-127.26)   32.20                80
 10/03/2019   06:30:39   (   0.30,-127.46) (   0.95,-124.29)  359.05                80
 10/03/2019   18:49:14   (  -0.31,-127.46) (   0.14,-129.45)  227.02                80
 10/05/2019   18:39:43   (  -0.30,-127.37) (  -0.49,-126.49)   99.49                80
 10/06/2019   07:01:07   (   0.31,-127.32) (  -0.62,-131.68)  495.91                80