Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 4 20.  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)
 04/22/2019   05:42:17   (  71.03,  89.37) 04/22/2019   05:43:24  (  70.90,  91.51)   78.61                67
 04/22/2019   06:32:45   ( -70.21,-101.98) 04/22/2019   06:33:05  ( -70.19,-101.92)    3.04                20
 04/22/2019   07:23:29   (  70.09,  65.51) 04/22/2019   07:22:32  (  70.08,  65.57)    2.45                57
 04/24/2019   21:58:56   (  70.26,-153.61) 04/24/2019   22:00:03  (  70.23,-153.61)    3.01                67
 04/24/2019   22:49:37   ( -70.12,  13.92) 04/24/2019   22:49:33  ( -70.13,  13.87)    2.28                 4
 04/24/2019   23:40:16   (  69.74,-178.20) 04/24/2019   23:39:04  (  69.79,-178.95)   29.79                72
 04/27/2019   14:15:50   (  70.23, -37.80) 04/27/2019   14:16:31  (  70.22, -37.76)    1.95                41
 04/27/2019   15:06:32   ( -70.14, 129.67) 04/27/2019   15:06:01  ( -70.11, 129.73)    3.35                31
 04/30/2019   05:42:14   ( -71.04, -90.64) 04/30/2019   05:43:21  ( -70.91, -88.49)   79.39                67
 04/30/2019   06:32:44   (  70.20,  78.02) 04/30/2019   06:32:59  (  70.19,  78.09)    2.60                15
 04/30/2019   07:23:25   ( -70.05,-114.43) 04/30/2019   07:22:30  ( -70.04,-114.49)    2.50                55
 05/02/2019   21:58:53   ( -70.22,  26.45) 05/02/2019   22:00:01  ( -70.24,  26.38)    3.18                68
 05/02/2019   22:49:37   (  70.11,-166.08) 05/02/2019   22:49:28  (  70.11,-166.14)    2.41                 9
 05/02/2019   23:40:14   ( -69.75,   1.78) 05/02/2019   23:39:02  ( -69.80,   1.05)   28.87                72