Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 9 30.  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)
 10/01/2019   06:42:51   (   0.31,-127.55) (   0.39,-127.26)   33.71                80
 10/03/2019   06:30:39   (   0.30,-127.47) (   0.95,-124.29)  360.92                80
 10/03/2019   18:49:14   (  -0.31,-127.47) (   0.14,-129.45)  225.52                80
 10/05/2019   18:39:43   (  -0.30,-127.39) (  -0.48,-126.49)  101.31                80
 10/06/2019   07:01:07   (   0.31,-127.35) (  -0.64,-131.68)  493.61                80
 10/07/2019   18:27:33   (  -0.30,-127.30) (  -1.10,-123.54)  427.84                80
 10/08/2019   06:48:56   (   0.30,-127.26) (  -0.02,-128.73)  167.22                80
 10/10/2019   06:34:05   (   0.30,-127.16) (   0.61,-125.77)  158.95                80
 10/10/2019   18:55:21   (  -0.31,-127.15) (   0.48,-130.93)  428.71                80
 10/12/2019   06:21:54   (   0.30,-127.07) (   1.23,-122.81)  484.84                80
 10/12/2019   18:43:10   (  -0.30,-127.06) (  -0.14,-127.97)  102.80                80