Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-9
TLE Epoch: 2022 12 27.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 12/27/2022   15:31:23   (  70.05, -56.52) 12/27/2022   15:31:48  (  70.03, -56.50)    1.66                25
 12/27/2022   16:22:04   ( -69.91, 111.00) 12/27/2022   16:21:18  ( -69.92, 110.98)    1.28                46
 12/30/2022   06:57:37   ( -70.29,-108.44) 12/30/2022   06:58:49  ( -70.20,-108.03)   18.20                72
 12/30/2022   07:48:18   (  70.01,  59.31) 12/30/2022   07:48:18  (  69.98,  59.31)    2.28                 0
 12/30/2022   08:38:59   ( -69.87,-133.17) 12/30/2022   08:37:48  ( -69.88,-133.21)    1.56                71
 01/01/2023   23:14:30   ( -70.09,   7.63) 01/01/2023   23:15:21  ( -70.08,   7.67)    2.31                51
 01/02/2023   00:05:14   (  69.97, 175.13) 01/02/2023   00:04:48  (  69.97, 175.16)    1.29                26
 01/02/2023   00:55:40   ( -69.04, -16.21) 01/02/2023   00:54:32  ( -69.09, -18.38)   86.62                68
 01/04/2023   14:41:01   (  71.04, -45.45) 01/04/2023   14:42:07  (  70.91, -42.85)   95.35                66
 01/04/2023   15:31:26   ( -70.06, 123.45) 01/04/2023   15:31:51  ( -70.04, 123.50)    2.98                25
 01/04/2023   16:22:10   (  69.94, -69.06) 01/04/2023   16:21:18  (  69.93, -69.02)    2.19                52
 01/07/2023   06:57:39   (  70.07,  71.88) 01/07/2023   06:58:51  (  70.08,  71.80)    3.16                72
 01/07/2023   07:48:21   ( -69.99,-120.67) 01/07/2023   07:48:21  ( -69.99,-120.70)    1.27                 0
 01/07/2023   08:39:02   (  69.71,  47.06) 01/07/2023   08:37:50  (  69.76,  46.63)   17.58                72
 01/09/2023   23:14:34   (  70.06,-172.32) 01/09/2023   23:15:19  (  70.06,-172.35)    1.11                45
 01/10/2023   00:05:16   ( -69.97,  -4.87) 01/10/2023   00:04:49  ( -69.96,  -4.86)    0.82                27