Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 2 3.  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   (  70.17,  78.13) 02/06/2018   06:33:30  (  70.19,  78.13)    1.56                71
 02/06/2018   07:23:01   ( -70.08,-114.42) 02/06/2018   07:23:00  ( -70.07,-114.40)    1.06                 1
 02/06/2018   08:13:42   (  69.81,  53.30) 02/06/2018   08:12:29  (  69.86,  52.94)   14.97                73
 02/08/2018   22:49:14   (  70.17,-166.10) 02/08/2018   22:49:59  (  70.15,-166.05)    3.36                45
 02/08/2018   23:39:55   ( -70.03,   1.44) 02/08/2018   23:39:29  ( -70.04,   1.43)    1.41                26
 02/11/2018   14:15:40   ( -71.12, 140.82) 02/11/2018   14:16:46  ( -70.98, 143.42)   95.04                66
 02/11/2018   15:06:07   (  70.12, -50.25) 02/11/2018   15:06:27  (  70.10, -50.23)    1.77                20
 02/11/2018   15:56:49   ( -70.02, 117.21) 02/11/2018   15:55:57  ( -70.00, 117.25)    3.22                52
 02/14/2018   06:32:17   ( -70.17,-101.88) 02/14/2018   06:33:29  ( -70.17,-101.91)    1.30                72
 02/14/2018   07:23:01   (  70.06,  65.59) 02/14/2018   07:22:56  (  70.05,  65.57)    1.34                 5
 02/14/2018   08:13:40   ( -69.81,-126.70) 02/14/2018   08:12:28  ( -69.84,-127.09)   15.27                72
 02/16/2018   22:49:11   ( -70.12,  13.97) 02/16/2018   22:49:58  ( -70.12,  13.90)    2.90                47
 02/16/2018   23:39:55   (  70.01,-178.56) 02/16/2018   23:39:25  (  70.00,-178.62)    2.75                30