Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 2 14.  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)
 02/16/2018   22:49:11   ( -70.15,  13.93) 02/16/2018   22:49:57  ( -70.17,  13.97)    3.07                46
 02/16/2018   23:39:55   (  70.03,-178.59) 02/16/2018   23:39:25  (  70.01,-178.61)    2.22                30
 02/19/2018   14:15:38   (  70.98, -38.95) 02/19/2018   14:16:45  (  70.83, -36.81)   79.70                67
 02/19/2018   15:06:05   ( -70.10, 129.77) 02/19/2018   15:06:26  ( -70.12, 129.77)    2.15                21
 02/19/2018   15:56:49   (  69.98, -62.75) 02/19/2018   15:55:53  (  70.01, -62.74)    3.03                56
 02/22/2018   06:32:17   (  70.19,  78.07) 02/22/2018   06:33:24  (  70.16,  78.08)    3.34                67
 02/22/2018   07:22:58   ( -70.05,-114.39) 02/22/2018   07:22:54  ( -70.06,-114.43)    2.10                 4
 02/22/2018   08:13:37   (  69.67,  53.49) 02/22/2018   08:12:25  (  69.72,  52.75)   29.21                72
 02/24/2018   22:49:11   (  70.14,-166.08) 02/24/2018   22:49:52  (  70.15,-166.06)    1.11                41
 02/24/2018   23:39:53   ( -70.05,   1.38) 02/24/2018   23:39:22  ( -70.05,   1.43)    2.09                31
 02/27/2018   14:15:35   ( -70.94, 141.10) 02/27/2018   14:16:42  ( -70.84, 143.21)   77.46                67
 02/27/2018   15:06:05   (  70.10, -50.24) 02/27/2018   15:06:21  (  70.07, -50.28)    2.99                16
 02/27/2018   15:56:47   ( -70.00, 117.22) 02/27/2018   15:55:51  ( -69.97, 117.21)    3.10                56