Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 12 30.  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)
 12/31/2018   06:32:17   ( -70.61,-102.63) 12/31/2018   06:33:27  ( -70.50,-101.40)   47.26                70
 12/31/2018   07:22:52   (  70.02,  65.60) 12/31/2018   07:23:01  (  70.01,  65.54)    2.25                 9
 12/31/2018   08:13:34   ( -69.93,-126.94) 12/31/2018   08:12:31  ( -69.90,-126.98)    3.17                63
 01/02/2019   22:49:04   ( -70.12,  13.91) 01/02/2019   22:50:02  ( -70.11,  13.91)    0.84                58
 01/02/2019   23:39:48   (  70.00,-178.61) 01/02/2019   23:39:29  (  70.00,-178.59)    0.79                19
 01/03/2019   00:30:18   ( -69.27, -10.22) 01/03/2019   00:29:09  ( -69.34, -11.86)   64.72                69
 01/05/2019   15:06:01   ( -70.10, 129.70) 01/05/2019   15:06:31  ( -70.10, 129.78)    2.88                30
 01/05/2019   15:56:44   (  69.94, -62.74) 01/05/2019   15:55:59  (  69.93, -62.81)    2.64                45
 01/08/2019   06:32:18   (  70.29,  77.85) 01/08/2019   06:33:29  (  70.24,  78.22)   15.52                71
 01/08/2019   07:22:57   ( -70.03,-114.43) 01/08/2019   07:23:01  ( -70.02,-114.45)    1.37                 4
 01/08/2019   08:13:41   (  69.93,  53.04) 01/08/2019   08:12:28  (  69.91,  53.04)    1.96                73
 01/10/2019   22:49:11   (  70.07,-166.04) 01/10/2019   22:50:00  (  70.10,-166.09)    3.31                49
 01/10/2019   23:39:54   ( -70.02,   1.36) 01/10/2019   23:39:30  ( -70.00,   1.40)    2.99                24