Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 4 17.  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)
 04/19/2019   14:15:50   ( -70.21, 142.25) 04/19/2019   14:16:37  ( -70.18, 142.20)    3.30                47
 04/19/2019   15:06:34   (  70.09, -50.26) 04/19/2019   15:06:04  (  70.08, -50.31)    2.41                30
 04/22/2019   05:42:16   (  70.99,  89.43) 04/22/2019   05:43:24  (  70.89,  91.49)   75.77                68
 04/22/2019   06:32:44   ( -70.17,-101.93) 04/22/2019   06:33:05  ( -70.18,-101.93)    1.29                21
 04/22/2019   07:23:28   (  70.05,  65.56) 04/22/2019   07:22:32  (  70.07,  65.56)    1.87                56
 04/24/2019   21:58:56   (  70.23,-153.57) 04/24/2019   22:00:04  (  70.23,-153.62)    2.12                68
 04/24/2019   22:49:38   ( -70.14,  13.89) 04/24/2019   22:49:34  ( -70.13,  13.87)    1.65                 4
 04/24/2019   23:40:17   (  69.76,-178.23) 04/24/2019   23:39:05  (  69.79,-178.96)   28.29                72
 04/27/2019   14:15:50   (  70.20, -37.75) 04/27/2019   14:16:32  (  70.22, -37.76)    1.80                42
 04/27/2019   15:06:32   ( -70.10, 129.71) 04/27/2019   15:06:02  ( -70.12, 129.74)    1.81                30
 04/30/2019   05:42:14   ( -71.06, -90.69) 04/30/2019   05:43:21  ( -70.92, -88.47)   81.83                67
 04/30/2019   06:32:43   (  70.17,  78.06) 04/30/2019   06:33:00  (  70.15,  78.03)    3.02                17
 04/30/2019   07:23:25   ( -70.07,-114.47) 04/30/2019   07:22:30  ( -70.05,-114.48)    2.20                55