Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 10 28.  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)
 10/28/2018   06:32:15   ( -70.85,-103.07) 10/28/2018   06:33:23  ( -70.76,-101.01)   76.31                68
 10/28/2018   07:22:45   (  70.00,  65.59) 10/28/2018   07:23:02  (  70.01,  65.53)    2.55                17
 10/28/2018   08:13:27   ( -69.92,-126.96) 10/28/2018   08:12:32  ( -69.89,-126.99)    3.01                55
 10/30/2018   22:48:55   ( -70.07,  13.96) 10/30/2018   22:50:05  ( -70.09,  13.88)    3.57                70
 10/30/2018   23:39:40   (  70.00,-178.63) 10/30/2018   23:39:32  (  69.98,-178.62)    1.69                 8
 10/31/2018   00:30:17   ( -69.65, -10.80) 10/31/2018   00:29:05  ( -69.71, -11.37)   23.10                72
 11/02/2018   15:05:50   ( -70.07, 129.73) 11/02/2018   15:06:35  ( -70.06, 129.73)    0.68                45
 11/02/2018   15:56:34   (  69.95, -62.78) 11/02/2018   15:56:02  (  69.96, -62.78)    0.94                32
 11/05/2018   06:32:16   (  70.84,  76.95) 11/05/2018   06:33:24  (  70.74,  78.97)   74.92                68
 11/05/2018   07:22:44   ( -70.02,-114.42) 11/05/2018   07:23:05  ( -70.03,-114.44)    1.58                21
 11/05/2018   08:13:28   (  69.90,  53.06) 11/05/2018   08:12:32  (  69.93,  53.06)    2.58                56
 11/07/2018   22:48:56   (  70.12,-166.11) 11/07/2018   22:50:04  (  70.10,-166.09)    1.70                68
 11/07/2018   23:39:37   ( -69.97,   1.42) 11/07/2018   23:39:34  ( -70.00,   1.39)    2.95                 3
 11/08/2018   00:30:17   (  69.64, 169.22) 11/08/2018   00:29:05  (  69.67, 168.58)   24.77                72
 11/10/2018   15:05:50   (  70.07, -50.28) 11/10/2018   15:06:34  (  70.06, -50.27)    1.50                44
 11/10/2018   15:56:32   ( -69.98, 117.18) 11/10/2018   15:56:04  ( -69.96, 117.21)    3.02                28