Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 8 7.  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)
 08/09/2018   06:31:52   ( -70.13,-101.87) 08/09/2018   06:33:04  ( -70.13,-101.89)    1.06                72
 08/09/2018   07:22:36   (  70.01,  65.62) 08/09/2018   07:22:31  (  70.03,  65.62)    1.56                 5
 08/09/2018   08:13:15   ( -69.77,-126.69) 08/09/2018   08:12:03  ( -69.80,-127.06)   14.73                72
 08/11/2018   22:48:47   ( -70.12,  13.92) 08/11/2018   22:49:34  ( -70.11,  13.96)    2.23                47
 08/11/2018   23:39:31   (  70.00,-178.60) 08/11/2018   23:39:01  (  70.00,-178.54)    2.27                30
 08/14/2018   14:15:16   (  70.98, -39.02) 08/14/2018   14:16:22  (  70.90, -36.60)   88.35                66
 08/14/2018   15:05:42   ( -70.05, 129.79) 08/14/2018   15:06:06  ( -70.03, 129.73)    3.06                24
 08/14/2018   15:56:26   (  69.94, -62.73) 08/14/2018   15:55:33  (  69.92, -62.77)    2.11                53
 08/17/2018   06:31:56   (  70.13,  78.12) 08/17/2018   06:33:07  (  70.11,  78.09)    2.24                71
 08/17/2018   07:22:38   ( -70.03,-114.41) 08/17/2018   07:22:37  ( -70.00,-114.42)    2.63                 1
 08/17/2018   08:13:18   (  69.71,  53.38) 08/17/2018   08:12:06  (  69.78,  52.91)   19.79                72
 08/19/2018   22:48:52   (  70.11,-166.08) 08/19/2018   22:49:38  (  70.08,-166.07)    3.13                46
 08/19/2018   23:39:34   ( -70.00,   1.39) 08/19/2018   23:39:08  ( -69.98,   1.42)    3.20                26