Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 11 15.  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)
 11/15/2018   22:48:55   ( -70.16,  13.83) 11/15/2018   22:50:06  ( -70.15,  13.97)    5.36                71
 11/15/2018   23:39:38   (  69.98,-178.59) 11/15/2018   23:39:34  (  69.99,-178.61)    1.32                 4
 11/16/2018   00:30:18   ( -69.80, -10.99) 11/16/2018   00:29:05  ( -69.82, -11.21)    8.84                73
 11/18/2018   15:05:47   ( -70.07, 129.75) 11/18/2018   15:06:36  ( -70.04, 129.70)    3.26                49
 11/18/2018   15:56:31   (  69.94, -62.76) 11/18/2018   15:56:03  (  69.93, -62.81)    2.17                28
 11/21/2018   06:32:15   (  70.96,  76.78) 11/21/2018   06:33:22  (  70.86,  79.15)   87.05                67
 11/21/2018   07:22:41   ( -70.03,-114.42) 11/21/2018   07:23:05  ( -70.04,-114.42)    1.13                24
 11/21/2018   08:13:25   (  69.91,  53.07) 11/21/2018   08:12:32  (  69.93,  53.07)    2.21                53
 11/23/2018   22:48:53   (  70.08,-166.04) 11/23/2018   22:50:05  (  70.08,-166.11)    2.65                72
 11/23/2018   23:39:35   ( -70.00,   1.41) 11/23/2018   23:39:35  ( -69.98,   1.37)    2.39                 0
 11/24/2018   00:30:16   (  69.72, 169.13) 11/24/2018   00:29:03  (  69.81, 168.78)   16.62                73
 11/26/2018   15:05:47   (  70.06, -50.22) 11/26/2018   15:06:34  (  70.07, -50.25)    1.54                47
 11/26/2018   15:56:29   ( -69.97, 117.23) 11/26/2018   15:56:04  ( -69.97, 117.24)    0.25                25