Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 4 30.  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)
 04/30/2019   05:42:17   ( -71.20, -90.93) 04/30/2019   05:43:22  ( -71.09, -88.17)   99.89                65
 04/30/2019   06:32:43   (  70.15,  78.10) 04/30/2019   06:33:04  (  70.17,  78.08)    2.84                21
 04/30/2019   07:23:25   ( -70.06,-114.45) 04/30/2019   07:22:34  ( -70.07,-114.43)    1.02                51
 05/02/2019   21:58:56   ( -70.39,  26.18) 05/02/2019   22:00:07  ( -70.35,  26.56)   15.14                71
 05/02/2019   22:49:37   (  70.12,-166.09) 05/02/2019   22:49:36  (  70.13,-166.11)    1.18                 1
 05/02/2019   23:40:19   ( -70.03,   1.37) 05/02/2019   23:39:06  ( -70.03,   1.38)    0.68                73
 05/05/2019   14:15:46   ( -70.21, 142.24) 05/05/2019   14:16:41  ( -70.20, 142.21)    1.67                55
 05/05/2019   15:06:30   (  70.09, -50.28) 05/05/2019   15:06:08  (  70.08, -50.31)    1.78                22
 05/05/2019   15:56:58   ( -69.26, 118.26) 05/05/2019   15:55:50  ( -69.33, 116.29)   77.92                68
 05/08/2019   06:32:40   ( -70.18,-101.95) 05/08/2019   06:33:14  ( -70.20,-101.92)    3.18                34
 05/08/2019   07:23:24   (  70.07,  65.53) 05/08/2019   07:22:41  (  70.09,  65.56)    2.48                43
 05/10/2019   21:59:02   (  70.78,-154.45) 05/10/2019   22:00:11  (  70.69,-152.99)   54.68                69
 05/10/2019   22:49:34   ( -70.15,  13.87) 05/10/2019   22:49:49  ( -70.16,  13.87)    0.60                15
 05/10/2019   23:40:18   (  70.05,-178.67) 05/10/2019   23:39:16  (  70.04,-178.65)    1.07                62
 05/13/2019   14:15:46   (  70.23, -37.80) 05/13/2019   14:16:54  (  70.25, -37.78)    2.20                68
 05/13/2019   15:06:28   ( -70.13, 129.68) 05/13/2019   15:06:25  ( -70.10, 129.65)    2.56                 3
 05/13/2019   15:57:07   (  69.76, -62.47) 05/13/2019   15:55:55  (  69.82, -63.11)   25.45                72