Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 4 29.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 04/29/2018   22:48:50   (  70.14,-166.08) 04/29/2018   22:49:19  (  70.15,-166.11)    1.52                29
 04/29/2018   23:39:32   ( -70.05,   1.38) 04/29/2018   23:38:49  ( -70.03,   1.35)    2.52                43
 05/02/2018   14:15:05   ( -70.52, 141.79) 05/02/2018   14:16:17  ( -70.39, 142.47)   28.86                72
 05/02/2018   15:05:44   (  70.15, -50.31) 05/02/2018   15:05:47  (  70.12, -50.27)    3.17                 3
 05/02/2018   15:56:25   ( -70.00, 117.23) 05/02/2018   15:55:17  ( -70.01, 117.20)    1.37                68
 05/05/2018   06:31:52   ( -70.21,-101.94) 05/05/2018   06:32:47  ( -70.20,-101.93)    1.07                55
 05/05/2018   07:22:36   (  70.10,  65.53) 05/05/2018   07:22:14  (  70.09,  65.56)    1.53                22
 05/05/2018   08:13:04   ( -69.26,-125.92) 05/05/2018   08:11:56  ( -69.32,-127.86)   76.48                68
 05/07/2018   22:48:45   ( -70.16,  13.91) 05/07/2018   22:49:15  ( -70.16,  13.90)    0.87                30
 05/07/2018   23:39:29   (  70.05,-178.62) 05/07/2018   23:38:42  (  70.05,-178.61)    0.52                47
 05/10/2018   14:15:00   (  70.43, -38.05) 05/10/2018   14:16:11  (  70.34, -37.60)   19.34                71
 05/10/2018   15:05:38   ( -70.11, 129.75) 05/10/2018   15:05:43  ( -70.13, 129.73)    2.24                 5
 05/10/2018   15:56:22   (  70.01, -62.78) 05/10/2018   15:55:10  (  70.01, -62.79)    0.49                72