Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 11 15.  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)
 11/16/2024   13:39:29   (  70.23, -28.42) 11/16/2024   13:40:11  (  70.20, -28.43)    2.33                42
 11/16/2024   14:30:10   ( -70.08, 139.12) 11/16/2024   14:29:41  ( -70.10, 139.06)    3.30                29
 11/19/2024   05:05:56   ( -71.16, -81.49) 11/19/2024   05:07:02  ( -71.10, -78.84)   95.18                66
 11/19/2024   05:56:23   (  70.17,  87.43) 11/19/2024   05:56:44  (  70.18,  87.41)    1.98                21
 11/19/2024   06:47:05   ( -70.06,-105.10) 11/19/2024   06:46:14  ( -70.08,-105.11)    1.51                51
 11/21/2024   21:22:36   ( -70.38,  35.56) 11/21/2024   21:23:48  ( -70.32,  35.84)   12.20                72
 11/21/2024   22:13:18   (  70.18,-156.82) 11/21/2024   22:13:16  (  70.16,-156.76)    3.18                 2
 11/21/2024   23:03:59   ( -70.02,  10.74) 11/21/2024   23:02:47  ( -70.00,  10.65)    3.76                72
 11/24/2024   13:39:27   ( -70.24, 151.54) 11/24/2024   13:40:19  ( -70.24, 151.60)    2.39                52
 11/24/2024   14:30:10   (  70.10, -40.93) 11/24/2024   14:29:47  (  70.08, -41.00)    3.53                23
 11/24/2024   15:20:37   ( -69.19, 127.71) 11/24/2024   15:19:30  ( -69.26, 125.52)   86.51                67
 11/27/2024   05:56:20   ( -70.18, -92.59) 11/27/2024   05:56:50  ( -70.16, -92.63)    2.05                30
 11/27/2024   06:47:04   (  70.09,  74.85) 11/27/2024   06:46:16  (  70.10,  74.92)    3.11                48