Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 10 29.  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)
 10/30/2018   22:48:55   ( -70.08,  13.93) 10/30/2018   22:50:05  ( -70.07,  13.86)    3.17                70
 10/30/2018   23:39:39   (  69.96,-178.57) 10/30/2018   23:39:32  (  69.97,-178.64)    2.79                 7
 10/31/2018   00:30:17   ( -69.67, -10.82) 10/31/2018   00:29:04  ( -69.75, -11.32)   21.33                73
 11/02/2018   15:05:50   ( -70.08, 129.71) 11/02/2018   15:06:34  ( -70.10, 129.78)    3.42                44
 11/02/2018   15:56:34   (  69.96, -62.80) 11/02/2018   15:56:02  (  69.94, -62.80)    2.33                32
 11/05/2018   06:32:16   (  70.86,  76.93) 11/05/2018   06:33:23  (  70.78,  79.03)   77.43                67
 11/05/2018   07:22:44   ( -70.03,-114.45) 11/05/2018   07:23:05  ( -70.02,-114.46)    2.09                21
 11/05/2018   08:13:28   (  69.92,  53.04) 11/05/2018   08:12:32  (  69.91,  53.03)    0.78                56
 11/07/2018   22:48:56   (  70.08,-166.06) 11/07/2018   22:50:05  (  70.09,-166.11)    2.46                69
 11/07/2018   23:39:38   ( -69.99,   1.40) 11/07/2018   23:39:35  ( -69.98,   1.37)    1.46                 3
 11/08/2018   00:30:17   (  69.61, 169.27) 11/08/2018   00:29:05  (  69.71, 168.63)   27.17                72
 11/10/2018   15:05:49   (  70.04, -50.22) 11/10/2018   15:06:34  (  70.04, -50.29)    3.09                45
 11/10/2018   15:56:31   ( -69.94, 117.24) 11/10/2018   15:56:04  ( -69.94, 117.19)    2.01                27