Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 8 13.  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)
 08/14/2019   22:48:59   ( -70.88,  12.81) 08/14/2019   22:50:06  ( -70.79,  14.96)   78.82                67
 08/14/2019   23:39:29   (  70.02,-178.52) 08/14/2019   23:39:45  (  70.03,-178.52)    0.66                16
 08/15/2019   00:30:11   ( -69.94, -11.08) 08/15/2019   00:29:15  ( -69.92, -11.04)    3.03                56
 08/17/2019   15:05:37   ( -70.12, 129.80) 08/17/2019   15:06:47  ( -70.13, 129.86)    2.42                70
 08/17/2019   15:56:21   (  70.00, -62.71) 08/17/2019   15:56:14  (  70.02, -62.65)    3.20                 7
 08/17/2019   16:46:59   ( -69.71, 105.05) 08/17/2019   16:45:47  ( -69.75, 104.61)   17.61                72
 08/20/2019   07:22:29   ( -70.05,-114.31) 08/20/2019   07:23:18  ( -70.07,-114.35)    2.69                49
 08/20/2019   08:13:13   (  69.93,  53.17) 08/20/2019   08:12:45  (  69.96,  53.14)    3.05                28
 08/22/2019   22:48:58   (  71.06,-167.49) 08/22/2019   22:50:03  (  70.98,-164.74)   99.78                65
 08/22/2019   23:39:22   ( -70.03,   1.50) 08/22/2019   23:39:49  ( -70.00,   1.44)    3.34                27
 08/23/2019   00:30:06   (  69.91, 168.97) 08/23/2019   00:29:16  (  69.89, 168.93)    3.34                50
 08/25/2019   15:05:36   (  70.26, -50.40) 08/25/2019   15:06:47  (  70.20, -50.03)   15.66                71
 08/25/2019   15:56:15   ( -70.01, 117.30) 08/25/2019   15:56:19  ( -69.99, 117.30)    1.81                 4
 08/25/2019   16:46:59   (  69.90, -75.23) 08/25/2019   16:45:46  (  69.87, -75.21)    2.80                73