Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 12 24.  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)
 12/25/2018   22:48:59   (  70.12,-166.09) 12/25/2018   22:50:01  (  70.13,-166.06)    1.37                62
 12/25/2018   23:39:41   ( -70.03,   1.37) 12/25/2018   23:39:31  ( -70.02,   1.42)    2.34                10
 12/26/2018   00:30:16   (  69.43, 169.56) 12/26/2018   00:29:06  (  69.47, 168.31)   48.86                70
 12/28/2018   15:05:56   (  70.10, -50.29) 12/28/2018   15:06:31  (  70.09, -50.23)    2.51                35
 12/28/2018   15:56:37   ( -69.95, 117.25) 12/28/2018   15:56:01  ( -69.98, 117.25)    3.06                36
 12/31/2018   06:32:17   ( -70.61,-102.64) 12/31/2018   06:33:27  ( -70.54,-101.34)   48.58                70
 12/31/2018   07:22:52   (  70.03,  65.58) 12/31/2018   07:23:01  (  70.05,  65.59)    2.13                 9
 12/31/2018   08:13:34   ( -69.93,-126.95) 12/31/2018   08:12:31  ( -69.94,-126.93)    1.69                63
 01/02/2019   22:49:05   ( -70.12,  13.90) 01/02/2019   22:50:04  ( -70.12,  13.92)    0.81                59
 01/02/2019   23:39:49   (  70.01,-178.62) 01/02/2019   23:39:31  (  70.01,-178.59)    1.37                18
 01/03/2019   00:30:20   ( -69.33, -10.30) 01/03/2019   00:29:10  ( -69.41, -11.77)   58.47                70
 01/05/2019   15:06:01   ( -70.10, 129.70) 01/05/2019   15:06:33  ( -70.08, 129.75)    2.57                32
 01/05/2019   15:56:44   (  69.94, -62.75) 01/05/2019   15:56:00  (  69.97, -62.77)    2.87                44