Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 7 22.  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)
 07/24/2018   06:31:47   ( -70.17,-101.90) 07/24/2018   06:32:54  ( -70.16,-101.83)    2.82                67
 07/24/2018   07:22:31   (  70.04,  65.60) 07/24/2018   07:22:21  (  70.06,  65.67)    3.53                10
 07/24/2018   08:13:07   ( -69.64,-126.49) 07/24/2018   08:11:55  ( -69.73,-127.16)   27.50                72
 07/26/2018   22:48:41   ( -70.10,  13.97) 07/26/2018   22:49:24  ( -70.11,  13.98)    0.62                43
 07/26/2018   23:39:25   (  69.98,-178.54) 07/26/2018   23:38:51  (  70.00,-178.53)    2.61                34
 07/29/2018   14:15:07   (  70.81, -38.71) 07/29/2018   14:16:15  (  70.71, -36.89)   67.72                68
 07/29/2018   15:05:36   ( -70.04, 129.83) 07/29/2018   15:05:55  ( -70.05, 129.78)    2.42                19
 07/29/2018   15:56:20   (  69.92, -62.68) 07/29/2018   15:55:22  (  69.94, -62.73)    3.11                58
 08/01/2018   06:31:50   (  70.12,  78.15) 08/01/2018   06:32:55  (  70.15,  78.17)    3.12                65
 08/01/2018   07:22:32   ( -70.03,-114.39) 08/01/2018   07:22:25  ( -70.04,-114.35)    2.24                 7
 08/01/2018   08:13:09   (  69.54,  53.64) 08/01/2018   08:11:58  (  69.60,  52.68)   37.84                71
 08/03/2018   22:48:45   (  70.06,-165.99) 08/03/2018   22:49:26  (  70.08,-166.05)    3.03                41
 08/03/2018   23:39:27   ( -69.97,   1.47) 08/03/2018   23:38:56  ( -69.98,   1.44)    1.95                31