Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 11 11.  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)
 11/13/2018   06:32:17   ( -71.04,-103.37) 11/13/2018   06:33:23  ( -70.91,-100.78)   94.96                66
 11/13/2018   07:22:44   (  70.03,  65.57) 11/13/2018   07:23:04  (  70.04,  65.58)    1.46                20
 11/13/2018   08:13:26   ( -69.95,-126.99) 11/13/2018   08:12:34  ( -69.93,-126.94)    2.66                52
 11/15/2018   22:48:55   ( -70.16,  13.83) 11/15/2018   22:50:06  ( -70.16,  13.99)    6.00                71
 11/15/2018   23:39:38   (  69.99,-178.60) 11/15/2018   23:39:34  (  70.00,-178.60)    1.27                 4
 11/16/2018   00:30:18   ( -69.80, -11.00) 11/16/2018   00:29:05  ( -69.84, -11.19)    8.57                73
 11/18/2018   15:05:47   ( -70.07, 129.74) 11/18/2018   15:06:36  ( -70.07, 129.73)    0.78                49
 11/18/2018   15:56:31   (  69.95, -62.77) 11/18/2018   15:56:03  (  69.96, -62.78)    0.71                28
 11/21/2018   06:32:16   (  71.02,  76.68) 11/21/2018   06:33:22  (  70.89,  79.20)   92.51                66
 11/21/2018   07:22:41   ( -70.04,-114.43) 11/21/2018   07:23:06  ( -70.02,-114.45)    1.76                25
 11/21/2018   08:13:25   (  69.92,  53.06) 11/21/2018   08:12:33  (  69.91,  53.03)    1.32                52
 11/23/2018   22:48:54   (  70.15,-166.14) 11/23/2018   22:50:05  (  70.13,-166.05)    3.62                71
 11/23/2018   23:39:35   ( -70.00,   1.40) 11/23/2018   23:39:36  ( -69.98,   1.36)    3.30                 1
 11/24/2018   00:30:17   (  69.78, 169.04) 11/24/2018   00:29:04  (  69.81, 168.77)   10.71                73