Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 2 5.  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)
 02/06/2018   06:32:19   (  70.16,  78.15) 02/06/2018   06:33:31  (  70.15,  78.07)    3.14                72
 02/06/2018   07:23:01   ( -70.07,-114.40) 02/06/2018   07:23:00  ( -70.09,-114.38)    2.15                 1
 02/06/2018   08:13:42   (  69.79,  53.33) 02/06/2018   08:12:29  (  69.88,  52.97)   16.61                73
 02/08/2018   22:49:13   (  70.16,-166.08) 02/08/2018   22:49:58  (  70.16,-166.03)    2.20                45
 02/08/2018   23:39:55   ( -70.07,   1.37) 02/08/2018   23:39:28  ( -70.05,   1.45)    3.18                27
 02/11/2018   14:15:40   ( -71.11, 140.84) 02/11/2018   14:16:46  ( -70.99, 143.44)   94.77                66
 02/11/2018   15:06:07   (  70.11, -50.24) 02/11/2018   15:06:27  (  70.12, -50.21)    1.83                20
 02/11/2018   15:56:49   ( -70.01, 117.22) 02/11/2018   15:55:57  ( -70.01, 117.27)    1.67                52
 02/14/2018   06:32:17   ( -70.16,-101.87) 02/14/2018   06:33:29  ( -70.18,-101.89)    2.29                72
 02/14/2018   07:23:01   (  70.05,  65.61) 02/14/2018   07:22:56  (  70.07,  65.60)    2.04                 5
 02/14/2018   08:13:41   ( -69.85,-126.77) 02/14/2018   08:12:27  ( -69.91,-126.99)   10.79                74
 02/16/2018   22:49:12   ( -70.16,  13.90) 02/16/2018   22:49:58  ( -70.13,  13.92)    3.41                46
 02/16/2018   23:39:55   (  70.00,-178.54) 02/16/2018   23:39:25  (  70.02,-178.60)    2.77                30