Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 4 27.  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)
 04/27/2019   14:15:50   (  70.21, -37.77) 04/27/2019   14:16:32  (  70.19, -37.79)    2.70                42
 04/27/2019   15:06:31   ( -70.08, 129.76) 04/27/2019   15:06:02  ( -70.08, 129.69)    2.67                29
 04/30/2019   05:42:14   ( -71.03, -90.64) 04/30/2019   05:43:21  ( -70.95, -88.42)   80.73                67
 04/30/2019   06:32:44   (  70.19,  78.04) 04/30/2019   06:33:00  (  70.18,  78.08)    1.54                16
 04/30/2019   07:23:26   ( -70.10,-114.51) 04/30/2019   07:22:30  ( -70.08,-114.44)    3.37                56
 05/02/2019   21:58:52   ( -70.22,  26.45) 05/02/2019   22:00:01  ( -70.24,  26.39)    2.80                69
 05/02/2019   22:49:36   (  70.11,-166.07) 05/02/2019   22:49:28  (  70.12,-166.13)    2.51                 8
 05/02/2019   23:40:14   ( -69.81,   1.70) 05/02/2019   23:39:01  ( -69.86,   1.13)   22.70                73
 05/05/2019   14:15:46   ( -70.20, 142.26) 05/05/2019   14:16:30  ( -70.18, 142.18)    3.49                44
 05/05/2019   15:06:30   (  70.09, -50.27) 05/05/2019   15:05:56  (  70.11, -50.27)    2.57                34
 05/08/2019   05:42:10   (  70.90,  89.57) 05/08/2019   05:43:18  (  70.81,  91.37)   66.29                68
 05/08/2019   06:32:40   ( -70.17,-101.94) 05/08/2019   06:32:58  ( -70.17,-101.95)    0.41                18
 05/08/2019   07:23:24   (  70.07,  65.53) 05/08/2019   07:22:25  (  70.05,  65.52)    2.28                59
 05/10/2019   21:58:52   (  70.26,-153.61) 05/10/2019   21:59:56  (  70.26,-153.58)    1.37                64
 05/10/2019   22:49:34   ( -70.15,  13.87) 05/10/2019   22:49:26  ( -70.17,  13.92)    2.71                 8
 05/10/2019   23:40:10   (  69.63,-178.04) 05/10/2019   23:38:59  (  69.71,-179.07)   40.77                71