Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 2 25.  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)
 02/27/2018   14:15:34   ( -70.93, 141.11) 02/27/2018   14:16:42  ( -70.84, 143.19)   76.59                68
 02/27/2018   15:06:04   (  70.08, -50.22) 02/27/2018   15:06:21  (  70.08, -50.28)    2.43                17
 02/27/2018   15:56:46   ( -70.00, 117.23) 02/27/2018   15:55:50  ( -70.02, 117.27)    2.91                56
 03/02/2018   06:32:14   ( -70.16,-101.88) 03/02/2018   06:33:22  ( -70.17,-101.92)    1.83                68
 03/02/2018   07:22:58   (  70.04,  65.61) 03/02/2018   07:22:49  (  70.06,  65.57)    2.65                 9
 03/02/2018   08:13:35   ( -69.69,-126.55) 03/02/2018   08:12:23  ( -69.73,-127.25)   27.55                72
 03/04/2018   22:49:09   ( -70.17,  13.87) 03/04/2018   22:49:50  ( -70.15,  13.93)    3.15                41
 03/04/2018   23:39:53   (  70.05,-178.64) 03/04/2018   23:39:17  (  70.04,-178.58)    2.86                36
 03/07/2018   14:15:31   (  70.75, -38.59) 03/07/2018   14:16:40  (  70.67, -37.05)   57.07                69
 03/07/2018   15:06:03   ( -70.13, 129.71) 03/07/2018   15:06:18  ( -70.13, 129.78)    2.94                15
 03/07/2018   15:56:45   (  69.96, -62.73) 03/07/2018   15:55:45  (  69.96, -62.81)    2.94                60
 03/10/2018   06:32:14   (  70.18,  78.08) 03/10/2018   06:33:16  (  70.15,  78.06)    3.46                62
 03/10/2018   07:22:55   ( -70.03,-114.38) 03/10/2018   07:22:46  ( -70.05,-114.45)    3.05                 9
 03/10/2018   08:13:30   (  69.44,  53.80) 03/10/2018   08:12:20  (  69.55,  52.50)   51.67                70