Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 2 13.  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)
 02/14/2021   06:32:29   (  70.59,  77.39) 02/14/2021   06:33:39  (  70.44,  78.50)   44.11                70
 02/14/2021   07:23:03   ( -70.07,-114.49) 02/14/2021   07:23:14  ( -70.05,-114.44)    3.13                11
 02/14/2021   08:13:47   (  69.96,  52.99) 02/14/2021   08:12:41  (  69.95,  53.07)    3.02                66
 02/16/2021   22:49:15   (  70.12,-166.10) 02/16/2021   22:50:13  (  70.13,-166.08)    1.60                58
 02/16/2021   23:39:57   ( -70.02,   1.37) 02/16/2021   23:39:43  ( -70.01,   1.39)    1.07                14
 02/17/2021   00:30:29   (  69.27, 169.77) 02/17/2021   00:29:20  (  69.36, 168.14)   64.92                69
 02/19/2021   15:06:08   (  70.07, -50.25) 02/19/2021   15:06:41  (  70.08, -50.27)    1.96                33
 02/19/2021   15:56:50   ( -69.97, 117.22) 02/19/2021   15:56:11  ( -69.97, 117.21)    0.56                39
 02/22/2021   06:32:27   ( -70.60,-102.61) 02/22/2021   06:33:37  ( -70.47,-101.47)   44.47                70
 02/22/2021   07:23:02   (  70.02,  65.60) 02/22/2021   07:23:10  (  70.03,  65.54)    2.65                 8
 02/22/2021   08:13:44   ( -69.92,-126.93) 02/22/2021   08:12:40  ( -69.92,-126.98)    1.95                64
 02/24/2021   22:49:13   ( -70.13,  13.90) 02/24/2021   22:50:11  ( -70.14,  13.93)    1.94                58
 02/24/2021   23:39:57   (  70.03,-178.64) 02/24/2021   23:39:38  (  70.03,-178.58)    2.17                19