Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 7 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)
 07/08/2018   06:31:40   ( -70.13,-101.82) 07/08/2018   06:32:48  ( -70.13,-101.88)    2.50                68
 07/08/2018   07:22:25   (  70.06,  65.61) 07/08/2018   07:22:15  (  70.03,  65.62)    3.47                10
 07/08/2018   08:13:01   ( -69.66,-126.48) 07/08/2018   08:11:49  ( -69.70,-127.21)   28.18                72
 07/10/2018   22:48:35   ( -70.11,  13.98) 07/10/2018   22:49:18  ( -70.09,  13.95)    2.42                43
 07/10/2018   23:39:19   (  69.99,-178.52) 07/10/2018   23:38:45  (  69.99,-178.55)    1.09                34
 07/13/2018   14:15:01   (  70.81, -38.68) 07/13/2018   14:16:09  (  70.71, -36.89)   66.66                68
 07/13/2018   15:05:30   ( -70.04, 129.85) 07/13/2018   15:05:49  ( -70.06, 129.78)    3.20                19
 07/13/2018   15:56:15   (  69.97, -62.73) 07/13/2018   15:55:16  (  69.95, -62.73)    2.50                59
 07/16/2018   06:31:44   (  70.11,  78.19) 07/16/2018   06:32:50  (  70.12,  78.12)    2.92                66
 07/16/2018   07:22:26   ( -70.03,-114.36) 07/16/2018   07:22:20  ( -70.02,-114.40)    1.79                 6
 07/16/2018   08:13:03   (  69.53,  53.68) 07/16/2018   08:11:52  (  69.63,  52.71)   39.07                71
 07/18/2018   22:48:40   (  70.10,-166.02) 07/18/2018   22:49:21  (  70.08,-166.07)    3.29                41
 07/18/2018   23:39:22   ( -70.01,   1.43) 07/18/2018   23:38:50  ( -70.03,   1.50)    3.30                32
 07/21/2018   14:15:05   ( -70.88, 141.18) 07/21/2018   14:16:13  ( -70.79, 143.23)   75.40                68
 07/21/2018   15:05:35   (  70.09, -50.24) 07/21/2018   15:05:50  (  70.08, -50.18)    2.62                15
 07/21/2018   15:56:16   ( -69.94, 117.30) 07/21/2018   15:55:21  ( -69.93, 117.24)    2.95                55