Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 1 8.  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)
 01/10/2018   15:06:09   (  70.16, -50.26) 01/10/2018   15:06:42  (  70.14, -50.19)    3.45                33
 01/10/2018   15:56:50   ( -70.01, 117.29) 01/10/2018   15:56:12  ( -70.02, 117.27)    1.18                38
 01/13/2018   06:32:27   ( -70.62,-102.52) 01/13/2018   06:33:38  ( -70.50,-101.42)   42.68                71
 01/13/2018   07:23:03   (  70.09,  65.61) 01/13/2018   07:23:11  (  70.07,  65.60)    2.20                 8
 01/13/2018   08:13:45   ( -69.99,-126.92) 01/13/2018   08:12:40  ( -70.02,-126.85)    3.56                65
 01/15/2018   22:49:14   ( -70.18,  13.93) 01/15/2018   22:50:12  ( -70.17,  13.97)    2.12                58
 01/15/2018   23:39:58   (  70.08,-178.60) 01/15/2018   23:39:39  (  70.06,-178.54)    2.96                19
 01/16/2018   00:30:28   ( -69.34, -10.20) 01/16/2018   00:29:19  ( -69.40, -11.81)   63.49                69
 01/18/2018   15:06:08   ( -70.11, 129.80) 01/18/2018   15:06:41  ( -70.10, 129.75)    2.62                33
 01/18/2018   15:56:52   (  70.01, -62.73) 01/18/2018   15:56:08  (  69.99, -62.76)    2.77                44
 01/21/2018   06:32:24   (  70.41,  77.79) 01/21/2018   06:33:35  (  70.35,  78.36)   22.60                71
 01/21/2018   07:23:02   ( -70.09,-114.41) 01/21/2018   07:23:08  ( -70.08,-114.40)    1.88                 6
 01/21/2018   08:13:45   (  69.94,  53.14) 01/21/2018   08:12:35  (  69.96,  53.09)    3.10                70