Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 7 28.  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)
 07/29/2018   14:15:08   (  70.87, -38.80) 07/29/2018   14:16:15  (  70.76, -36.81)   73.61                67
 07/29/2018   15:05:36   ( -70.05, 129.82) 07/29/2018   15:05:56  ( -70.04, 129.76)    2.14                20
 07/29/2018   15:56:20   (  69.92, -62.68) 07/29/2018   15:55:23  (  69.94, -62.73)    3.10                57
 08/01/2018   06:31:50   (  70.12,  78.15) 08/01/2018   06:32:57  (  70.15,  78.16)    2.66                67
 08/01/2018   07:22:32   ( -70.04,-114.40) 08/01/2018   07:22:27  ( -70.04,-114.37)    1.28                 5
 08/01/2018   08:13:10   (  69.60,  53.56) 08/01/2018   08:11:59  (  69.66,  52.75)   32.17                71
 08/03/2018   22:48:45   (  70.07,-166.00) 08/03/2018   22:49:29  (  70.08,-166.07)    2.96                44
 08/03/2018   23:39:27   ( -69.98,   1.46) 08/03/2018   23:38:59  ( -69.97,   1.42)    1.75                28
 08/06/2018   14:15:13   ( -71.01, 140.94) 08/06/2018   14:16:19  ( -70.93, 143.44)   91.04                66
 08/06/2018   15:05:41   (  70.06, -50.22) 08/06/2018   15:06:00  (  70.06, -50.21)    0.56                19
 08/06/2018   15:56:23   ( -69.97, 117.23) 08/06/2018   15:55:30  ( -69.96, 117.27)    2.19                53
 08/09/2018   06:31:52   ( -70.17,-101.93) 08/09/2018   06:33:03  ( -70.15,-101.85)    3.85                71
 08/09/2018   07:22:35   (  70.01,  65.62) 08/09/2018   07:22:31  (  69.99,  65.56)    3.47                 4
 08/09/2018   08:13:15   ( -69.81,-126.75) 08/09/2018   08:12:02  ( -69.83,-127.03)   10.69                73