Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 4 11.  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)
 04/11/2019   14:15:53   (  70.19, -37.72) 04/11/2019   14:16:39  (  70.19, -37.79)    2.44                46
 04/11/2019   15:06:35   ( -70.11, 129.72) 04/11/2019   15:06:08  ( -70.13, 129.77)    3.07                27
 04/14/2019   05:42:20   ( -71.16, -90.84) 04/14/2019   05:43:26  ( -71.06, -88.25)   94.15                66
 04/14/2019   06:32:48   (  70.20,  78.02) 04/14/2019   06:33:07  (  70.19,  78.09)    3.15                19
 04/14/2019   07:23:29   ( -70.07,-114.45) 04/14/2019   07:22:37  ( -70.08,-114.43)    1.63                52
 04/16/2019   21:58:56   ( -70.23,  26.44) 04/16/2019   22:00:08  ( -70.24,  26.40)    1.57                72
 04/16/2019   22:49:40   (  70.12,-166.07) 04/16/2019   22:49:35  (  70.13,-166.12)    2.04                 5
 04/16/2019   23:40:19   ( -69.87,   1.62) 04/16/2019   23:39:07  ( -69.91,   1.22)   15.97                72
 04/19/2019   14:15:50   ( -70.20, 142.26) 04/19/2019   14:16:37  ( -70.18, 142.19)    3.40                47
 04/19/2019   15:06:34   (  70.08, -50.26) 04/19/2019   15:06:04  (  70.06, -50.33)    3.65                30
 04/22/2019   05:42:16   (  71.00,  89.43) 04/22/2019   05:43:23  (  70.92,  91.55)   77.23                67
 04/22/2019   06:32:44   ( -70.17,-101.92) 04/22/2019   06:33:05  ( -70.17,-101.95)    1.12                21
 04/22/2019   07:23:28   (  70.06,  65.56) 04/22/2019   07:22:32  (  70.05,  65.53)    1.35                56
 04/24/2019   21:58:56   (  70.23,-153.57) 04/24/2019   22:00:03  (  70.25,-153.59)    1.48                67
 04/24/2019   22:49:38   ( -70.13,  13.90) 04/24/2019   22:49:33  ( -70.15,  13.91)    1.66                 5
 04/24/2019   23:40:16   (  69.71,-178.16) 04/24/2019   23:39:05  (  69.75,-179.00)   32.95                71