Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 9 30.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 10/02/2024   05:55:16   (  70.45,  87.07) 10/02/2024   05:56:27  (  70.33,  87.65)   25.60                71
 10/02/2024   06:45:53   ( -70.12,-105.08) 10/02/2024   06:45:59  ( -70.11,-105.04)    2.06                 6
 10/02/2024   07:36:37   (  69.98,  62.44) 10/02/2024   07:35:26  (  70.00,  62.46)    3.16                71
 10/04/2024   22:12:10   (  70.16,-156.71) 10/04/2024   22:13:00  (  70.15,-156.73)    1.80                50
 10/04/2024   23:02:51   ( -70.03,  10.81) 10/04/2024   23:02:30  ( -70.04,  10.75)    2.35                21
 10/07/2024   13:38:41   ( -71.12, 150.18) 10/07/2024   13:39:47  ( -71.04, 152.85)   96.65                66
 10/07/2024   14:29:07   (  70.10, -40.85) 10/07/2024   14:29:28  (  70.11, -40.90)    2.03                21
 10/07/2024   15:19:49   ( -70.02, 126.58) 10/07/2024   15:18:58  ( -70.00, 126.59)    2.12                51
 10/10/2024   05:55:21   ( -70.19, -92.54) 10/10/2024   05:56:29  ( -70.17, -92.56)    2.89                68
 10/10/2024   06:46:05   (  70.06,  74.97) 10/10/2024   06:45:56  (  70.05,  74.92)    2.28                 9
 10/10/2024   07:36:42   ( -69.72,-117.20) 10/10/2024   07:35:30  ( -69.73,-117.90)   27.15                72
 10/12/2024   22:12:18   ( -70.13,  23.33) 10/12/2024   22:12:55  ( -70.15,  23.31)    3.23                37
 10/12/2024   23:03:03   (  70.05,-169.24) 10/12/2024   23:02:22  (  70.03,-169.21)    2.16                41