Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 12 27.  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)
 12/28/2021   15:05:36   ( -70.76, 128.78) 12/28/2021   15:06:45  ( -70.65, 130.58)   67.35                69
 12/28/2021   15:56:08   (  70.01, -62.73) 12/28/2021   15:56:22  (  70.00, -62.72)    0.63                14
 12/28/2021   16:46:49   ( -69.88, 104.79) 12/28/2021   16:45:52  ( -69.89, 104.75)    1.96                57
 12/31/2021   07:22:15   ( -70.06,-114.33) 12/31/2021   07:23:23  ( -70.08,-114.36)    3.26                68
 12/31/2021   08:13:00   (  69.99,  53.08) 12/31/2021   08:12:50  (  69.98,  53.13)    2.25                10
 12/31/2021   09:03:36   ( -69.59,-139.00) 12/31/2021   09:02:24  ( -69.65,-139.69)   27.37                72
 01/02/2022   23:39:06   ( -70.04,   1.48) 01/02/2022   23:39:50  ( -70.05,   1.48)    1.32                44
 01/03/2022   00:29:50   (  69.93, 168.97) 01/03/2022   00:29:17  (  69.95, 168.97)    2.19                33
 01/05/2022   15:05:30   (  70.85, -51.34) 01/05/2022   15:06:37  (  70.72, -49.29)   76.50                67
 01/05/2022   15:55:58   ( -70.03, 117.29) 01/05/2022   15:56:18  ( -70.01, 117.31)    1.91                20
 01/05/2022   16:46:42   (  69.92, -75.23) 01/05/2022   16:45:45  (  69.90, -75.20)    1.79                57
 01/08/2022   07:22:07   (  70.06,  65.71) 01/08/2022   07:23:16  (  70.07,  65.64)    3.05                69
 01/08/2022   08:12:49   ( -69.97,-126.83) 01/08/2022   08:12:46  ( -69.97,-126.88)    1.75                 3
 01/08/2022   09:03:28   (  69.59,  41.04) 01/08/2022   09:02:16  (  69.69,  40.38)   27.36                72