Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 4 3.  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)
 04/03/2019   14:15:53   ( -70.21, 142.25) 04/03/2019   14:16:42  ( -70.24, 142.28)    2.80                49
 04/03/2019   15:06:37   (  70.09, -50.24) 04/03/2019   15:06:10  (  70.08, -50.30)    2.23                27
 04/03/2019   15:57:01   ( -69.06, 118.57) 04/03/2019   15:55:55  ( -69.14, 116.07)   99.90                66
 04/06/2019   05:42:22   (  71.14,  89.20) 04/06/2019   05:43:28  (  71.02,  91.71)   91.41                66
 04/06/2019   06:32:47   ( -70.17,-101.90) 04/06/2019   06:33:12  ( -70.15,-101.97)    3.14                25
 04/06/2019   07:23:31   (  70.04,  65.59) 04/06/2019   07:22:39  (  70.04,  65.53)    2.59                52
 04/08/2019   21:59:00   (  70.26,-153.59) 04/08/2019   22:00:10  (  70.27,-153.55)    2.28                70
 04/08/2019   22:49:42   ( -70.17,  13.86) 04/08/2019   22:49:40  ( -70.16,  13.93)    3.01                 2
 04/08/2019   23:40:22   (  69.84,-178.33) 04/08/2019   23:39:10  (  69.89,-178.81)   19.09                72
 04/11/2019   14:15:53   (  70.21, -37.76) 04/11/2019   14:16:38  (  70.22, -37.74)    1.46                45
 04/11/2019   15:06:35   ( -70.12, 129.70) 04/11/2019   15:06:08  ( -70.12, 129.75)    2.09                27
 04/14/2019   05:42:20   ( -71.17, -90.86) 04/14/2019   05:43:26  ( -71.05, -88.26)   94.62                66
 04/14/2019   06:32:47   (  70.17,  78.08) 04/14/2019   06:33:07  (  70.17,  78.07)    0.38                20
 04/14/2019   07:23:29   ( -70.08,-114.47) 04/14/2019   07:22:37  ( -70.07,-114.44)    1.19                52
 04/16/2019   21:58:57   ( -70.24,  26.43) 04/16/2019   22:00:09  ( -70.24,  26.40)    1.21                72
 04/16/2019   22:49:41   (  70.13,-166.09) 04/16/2019   22:49:36  (  70.12,-166.13)    1.56                 5
 04/16/2019   23:40:20   ( -69.88,   1.61) 04/16/2019   23:39:08  ( -69.91,   1.21)   15.61                72