Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 5 5.  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)
 05/05/2019   14:15:46   ( -70.17, 142.29) 05/05/2019   14:16:39  ( -70.19, 142.30)    1.84                53
 05/05/2019   15:06:30   (  70.06, -50.22) 05/05/2019   15:06:06  (  70.08, -50.21)    3.04                24
 05/05/2019   15:56:57   ( -69.17, 118.38) 05/05/2019   15:55:50  ( -69.21, 116.23)   85.17                67
 05/08/2019   06:32:39   ( -70.15,-101.90) 05/08/2019   06:33:10  ( -70.13,-101.91)    1.68                31
 05/08/2019   07:23:23   (  70.03,  65.58) 05/08/2019   07:22:37  (  70.02,  65.58)    1.36                46
 05/10/2019   21:58:57   (  70.53,-154.05) 05/10/2019   22:00:08  (  70.41,-153.27)   32.28                71
 05/10/2019   22:49:33   ( -70.12,  13.91) 05/10/2019   22:49:41  ( -70.14,  13.98)    3.57                 8
 05/10/2019   23:40:17   (  70.01,-178.61) 05/10/2019   23:39:08  (  70.03,-178.54)    3.49                69
 05/13/2019   14:15:45   (  70.20, -37.75) 05/13/2019   14:16:43  (  70.21, -37.68)    2.81                58
 05/13/2019   15:06:26   ( -70.04, 129.80) 05/13/2019   15:06:14  ( -70.06, 129.73)    3.00                12
 05/13/2019   15:56:59   (  69.35, -61.88) 05/13/2019   15:55:50  (  69.44, -63.47)   63.02                69
 05/16/2019   06:32:38   (  70.12,  78.13) 05/16/2019   06:33:16  (  70.13,  78.08)    2.15                38
 05/16/2019   07:23:20   ( -70.02,-114.39) 05/16/2019   07:22:46  ( -70.04,-114.41)    2.58                34
 05/18/2019   21:59:01   ( -70.94,  25.29) 05/18/2019   22:00:09  ( -70.85,  27.37)   76.31                68
 05/18/2019   22:49:31   (  70.11,-166.07) 05/18/2019   22:49:47  (  70.13,-166.05)    2.80                16
 05/18/2019   23:40:13   ( -70.00,   1.41) 05/18/2019   23:39:18  ( -69.99,   1.38)    1.91                55