Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-9
TLE Epoch: 2023 1 7.  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)
 01/07/2023   06:57:39   (  70.10,  71.84) 01/07/2023   06:58:50  (  70.12,  71.85)    2.23                71
 01/07/2023   07:48:21   ( -70.02,-120.72) 01/07/2023   07:48:20  ( -70.01,-120.68)    2.47                 1
 01/07/2023   08:39:02   (  69.73,  47.02) 01/07/2023   08:37:49  (  69.79,  46.67)   15.10                73
 01/09/2023   23:14:35   (  70.08,-172.37) 01/09/2023   23:15:19  (  70.08,-172.32)    1.73                44
 01/10/2023   00:05:16   ( -69.95,  -4.85) 01/10/2023   00:04:49  ( -69.97,  -4.84)    2.50                27
 01/12/2023   14:41:01   ( -70.93, 134.73) 01/12/2023   14:42:08  ( -70.84, 137.04)   84.63                67
 01/12/2023   15:31:30   (  70.02, -56.50) 01/12/2023   15:31:48  (  70.02, -56.52)    0.71                18
 01/12/2023   16:22:12   ( -69.94, 110.94) 01/12/2023   16:21:18  ( -69.92, 110.96)    2.83                54
 01/15/2023   06:57:40   ( -70.09,-108.15) 01/15/2023   06:58:48  ( -70.11,-108.16)    2.03                68
 01/15/2023   07:48:24   (  69.97,  59.35) 01/15/2023   07:48:15  (  69.99,  59.32)    3.06                 9
 01/15/2023   08:39:01   ( -69.62,-132.82) 01/15/2023   08:37:49  ( -69.67,-133.49)   26.80                72
 01/17/2023   23:14:35   ( -70.04,   7.70) 01/17/2023   23:15:16  ( -70.06,   7.65)    2.74                41
 01/18/2023   00:05:19   (  69.92, 175.19) 01/18/2023   00:04:43  (  69.94, 175.13)    3.22                36
 01/20/2023   14:40:57   (  70.56, -44.66) 01/20/2023   14:42:07  (  70.46, -43.50)   44.11                70
 01/20/2023   15:31:31   ( -70.05, 123.46) 01/20/2023   15:31:43  ( -70.04, 123.51)    2.23                12
 01/20/2023   16:22:15   (  69.93, -69.05) 01/20/2023   16:21:10  (  69.92, -69.01)    2.22                65