Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 3 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)
 03/13/2020   18:36:28   (   0.26,-128.37) (  -0.15,-126.42)  221.87                80
 03/14/2020   07:00:32   (  -0.28,-128.31) (  -0.96,-131.61)  374.51                80
 03/16/2020   06:48:19   (  -0.27,-128.28) (  -0.37,-128.64)   42.17                80
 03/18/2020   06:33:27   (  -0.26,-128.24) (   0.27,-125.69)  289.94                80
 03/18/2020   18:57:21   (   0.28,-128.28) (   0.83,-130.84)  291.43                80
 03/20/2020   18:42:29   (   0.27,-128.24) (   0.19,-127.89)   40.47                80
 03/22/2020   18:30:17   (   0.27,-128.20) (  -0.40,-124.93)  372.32                80
 03/23/2020   06:54:20   (  -0.29,-128.14) (  -0.70,-130.12)  224.34                80
 03/25/2020   06:39:27   (  -0.28,-128.10) (  -0.11,-127.15)  107.21                80
 03/25/2020   19:03:23   (   0.30,-128.14) (   1.15,-132.32)  474.73                80