Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 5 1.  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)
 05/02/2019   21:58:56   ( -70.39,  26.18) 05/02/2019   22:00:07  ( -70.36,  26.59)   15.74                71
 05/02/2019   22:49:37   (  70.12,-166.08) 05/02/2019   22:49:36  (  70.14,-166.08)    2.25                 1
 05/02/2019   23:40:19   ( -70.03,   1.37) 05/02/2019   23:39:06  ( -70.04,   1.41)    1.79                73
 05/05/2019   14:15:46   ( -70.20, 142.24) 05/05/2019   14:16:41  ( -70.22, 142.26)    1.81                55
 05/05/2019   15:06:30   (  70.09, -50.28) 05/05/2019   15:06:08  (  70.11, -50.26)    1.85                22
 05/05/2019   15:56:59   ( -69.31, 118.19) 05/05/2019   15:55:50  ( -69.35, 116.34)   72.88                69
 05/08/2019   06:32:40   ( -70.18,-101.94) 05/08/2019   06:33:15  ( -70.20,-101.92)    2.34                35
 05/08/2019   07:23:24   (  70.07,  65.53) 05/08/2019   07:22:42  (  70.08,  65.56)    1.92                42
 05/10/2019   21:59:03   (  70.83,-154.53) 05/10/2019   22:00:12  (  70.70,-152.95)   59.65                69
 05/10/2019   22:49:34   ( -70.15,  13.87) 05/10/2019   22:49:50  ( -70.17,  13.90)    3.09                16
 05/10/2019   23:40:18   (  70.04,-178.66) 05/10/2019   23:39:17  (  70.06,-178.61)    2.38                61
 05/13/2019   14:15:46   (  70.23, -37.80) 05/13/2019   14:16:56  (  70.24, -37.78)    2.06                70
 05/13/2019   15:06:28   ( -70.12, 129.68) 05/13/2019   15:06:27  ( -70.10, 129.65)    2.72                 1
 05/13/2019   15:57:08   (  69.81, -62.54) 05/13/2019   15:55:56  (  69.87, -63.02)   19.86                72