Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 10 13.  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)
 10/14/2019   18:33:41   (  -0.30,-128.04) (  -0.95,-125.05)  340.66                80
 10/15/2019   06:55:05   (   0.31,-128.07) (  -0.16,-130.24)  246.87                80
 10/17/2019   06:40:14   (   0.30,-128.13) (   0.47,-127.28)   95.43                80
 10/17/2019   19:01:30   (  -0.30,-128.12) (   0.61,-132.44)  491.18                80
 10/19/2019   06:28:03   (   0.30,-128.17) (   1.11,-124.33)  436.95                80
 10/19/2019   18:49:19   (  -0.30,-128.17) (  -0.03,-129.49)  149.72                80
 10/21/2019   18:39:48   (  -0.29,-128.21) (  -0.66,-126.53)  190.99                80
 10/22/2019   07:01:12   (   0.29,-128.24) (  -0.45,-131.72)  396.11                80
 10/24/2019   06:49:01   (   0.29,-128.27) (   0.19,-128.77)   56.08                80
 10/26/2019   06:34:10   (   0.29,-128.31) (   0.84,-125.82)  283.66                80
 10/26/2019   18:55:25   (  -0.29,-128.29) (   0.31,-130.96)  304.31                80