Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 5 10.  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)
 05/10/2019   21:58:58   (  70.56,-154.10) 05/10/2019   22:00:08  (  70.45,-153.19)   35.80                70
 05/10/2019   22:49:33   ( -70.10,  13.94) 05/10/2019   22:49:42  ( -70.13,  13.97)    2.86                 9
 05/10/2019   23:40:17   (  69.99,-178.58) 05/10/2019   23:39:10  (  69.96,-178.62)    3.19                67
 05/13/2019   14:15:44   (  70.17, -37.72) 05/13/2019   14:16:44  (  70.16, -37.75)    2.37                60
 05/13/2019   15:06:26   ( -70.08, 129.75) 05/13/2019   15:06:14  ( -70.06, 129.74)    2.67                12
 05/13/2019   15:56:59   (  69.38, -61.92) 05/13/2019   15:55:50  (  69.45, -63.45)   60.17                69
 05/16/2019   06:32:38   (  70.16,  78.08) 05/16/2019   06:33:16  (  70.16,  78.13)    1.77                38
 05/16/2019   07:23:20   ( -70.06,-114.45) 05/16/2019   07:22:46  ( -70.06,-114.38)    2.79                34
 05/18/2019   21:59:03   ( -71.03,  25.14) 05/18/2019   22:00:10  ( -70.89,  27.45)   85.27                67
 05/18/2019   22:49:31   (  70.09,-166.05) 05/18/2019   22:49:49  (  70.12,-166.06)    3.05                18
 05/18/2019   23:40:13   ( -69.99,   1.43) 05/18/2019   23:39:20  ( -69.97,   1.37)    3.09                53
 05/21/2019   14:15:43   ( -70.28, 142.12) 05/21/2019   14:16:55  ( -70.22, 142.31)   10.15                72
 05/21/2019   15:06:25   (  70.08, -50.26) 05/21/2019   15:06:22  (  70.10, -50.21)    2.91                 3
 05/21/2019   15:57:06   ( -69.92, 117.30) 05/21/2019   15:55:53  ( -69.95, 117.21)    4.96                73