Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 9 19.  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)
 09/20/2018   22:48:56   (  70.08,-166.07) 09/20/2018   22:49:48  (  70.07,-166.10)    2.08                52
 09/20/2018   23:39:38   ( -69.99,   1.39) 09/20/2018   23:39:18  ( -69.95,   1.38)    3.56                20
 09/21/2018   00:30:06   (  69.02, 170.09) 09/21/2018   00:28:59  (  69.08, 167.84)   89.56                67
 09/23/2018   15:05:51   (  70.05, -50.26) 09/23/2018   15:06:18  (  70.04, -50.25)    1.77                27
 09/23/2018   15:56:33   ( -69.95, 117.21) 09/23/2018   15:55:48  ( -69.93, 117.23)    2.80                45
 09/26/2018   06:32:06   ( -70.39,-102.33) 09/26/2018   06:33:17  ( -70.28,-101.67)   27.68                71
 09/26/2018   07:22:45   (  70.03,  65.55) 09/26/2018   07:22:47  (  70.01,  65.59)    2.54                 2
 09/26/2018   08:13:27   ( -69.93,-126.98) 09/26/2018   08:12:17  ( -69.90,-126.93)    3.11                70
 09/28/2018   22:48:56   ( -70.10,  13.89) 09/28/2018   22:49:50  ( -70.09,  13.94)    2.35                54
 09/28/2018   23:39:39   (  69.95,-178.56) 09/28/2018   23:39:17  (  69.97,-178.58)    2.92                22
 09/29/2018   00:30:08   ( -69.16, -10.09) 09/29/2018   00:28:59  ( -69.21, -11.98)   74.74                69
 10/01/2018   15:05:50   ( -70.03, 129.78) 10/01/2018   15:06:20  ( -70.05, 129.77)    3.36                30
 10/01/2018   15:56:34   (  69.92, -62.76) 10/01/2018   15:55:47  (  69.94, -62.75)    1.47                47