Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 9 26.  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)
 09/26/2019   18:43:08   (  -0.30,-127.75) (  -0.24,-127.98)   26.40                80
 09/28/2019   18:33:37   (  -0.30,-127.68) (  -0.85,-125.03)  301.71                80
 09/29/2019   06:52:21   (   0.31,-127.63) (  -0.27,-130.21)  294.40                80
 10/01/2019   06:40:10   (   0.31,-127.55) (   0.35,-127.26)   33.39                80
 10/03/2019   06:30:39   (   0.30,-127.47) (   0.97,-124.30)  360.63                80
 10/03/2019   18:49:15   (  -0.31,-127.48) (   0.12,-129.46)  225.40                80
 10/05/2019   18:39:44   (  -0.30,-127.39) (  -0.50,-126.50)  101.40                80
 10/06/2019   07:01:08   (   0.31,-127.34) (  -0.61,-131.69)  493.88                80
 10/07/2019   18:27:33   (  -0.30,-127.30) (  -1.12,-123.54)  427.95                80
 10/08/2019   06:48:57   (   0.31,-127.25) (   0.01,-128.73)  167.51                80