Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 11 20.  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)
 11/21/2018   06:32:16   (  70.98,  76.74) 11/21/2018   06:33:22  (  70.89,  79.21)   90.05                66
 11/21/2018   07:22:41   ( -70.01,-114.38) 11/21/2018   07:23:06  ( -70.01,-114.46)    3.03                25
 11/21/2018   08:13:26   (  69.93,  53.03) 11/21/2018   08:12:33  (  69.91,  53.04)    2.50                53
 11/23/2018   22:48:53   (  70.11,-166.08) 11/23/2018   22:50:04  (  70.12,-166.06)    1.92                71
 11/23/2018   23:39:35   ( -70.02,   1.37) 11/23/2018   23:39:34  ( -70.01,   1.42)    2.39                 1
 11/24/2018   00:30:16   (  69.74, 169.10) 11/24/2018   00:29:03  (  69.80, 168.76)   14.24                73
 11/26/2018   15:05:47   (  70.08, -50.26) 11/26/2018   15:06:34  (  70.06, -50.27)    1.98                47
 11/26/2018   15:56:28   ( -69.94, 117.27) 11/26/2018   15:56:04  ( -69.95, 117.21)    2.71                24
 11/29/2018   07:22:41   (  70.05,  65.56) 11/29/2018   07:23:03  (  70.05,  65.60)    1.18                22
 11/29/2018   08:13:23   ( -69.96,-126.98) 11/29/2018   08:12:33  ( -69.94,-126.92)    3.12                50
 12/01/2018   22:48:53   ( -70.24,  13.74) 12/01/2018   22:50:04  ( -70.20,  14.05)   12.47                71
 12/01/2018   23:39:35   (  70.02,-178.62) 12/01/2018   23:39:32  (  70.03,-178.55)    2.90                 3
 12/02/2018   00:30:16   ( -69.88, -11.08) 12/02/2018   00:29:03  ( -69.87, -11.13)    2.13                73