Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 3 25.  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)
 03/26/2024   23:01:20   ( -70.38,  10.21) 03/26/2024   23:02:31  ( -70.31,  11.03)   31.39                71
 03/26/2024   23:51:58   (  69.95, 178.18) 03/26/2024   23:52:03  (  69.93, 178.13)    3.25                 5
 03/27/2024   00:42:40   ( -69.85, -14.36) 03/27/2024   00:41:32  ( -69.87, -14.32)    2.33                68
 03/29/2024   15:18:10   ( -70.05, 126.49) 03/29/2024   15:19:00  ( -70.06, 126.56)    2.96                50
 03/29/2024   16:08:53   (  69.89, -65.96) 03/29/2024   16:08:28  (  69.89, -66.03)    2.51                25
 03/29/2024   16:59:19   ( -68.94, 102.72) 03/29/2024   16:58:12  ( -69.01, 100.43)   91.54                67
 04/01/2024   06:44:36   (  70.81,  73.73) 04/01/2024   06:45:43  (  70.72,  75.80)   76.46                67
 04/01/2024   07:35:04   ( -69.97,-117.62) 04/01/2024   07:35:25  ( -69.96,-117.68)    3.04                21
 04/01/2024   08:25:48   (  69.87,  49.85) 04/01/2024   08:24:51  (  69.89,  49.88)    2.78                57
 04/03/2024   23:01:15   (  70.04,-169.26) 04/03/2024   23:02:16  (  70.05,-169.27)    1.28                61
 04/03/2024   23:51:57   ( -69.94,  -1.78) 04/03/2024   23:51:46  ( -69.95,  -1.79)    1.41                11
 04/04/2024   00:42:31   (  69.31, 166.45) 04/04/2024   00:41:21  (  69.38, 165.09)   54.06                70
 04/06/2024   15:18:08   (  69.99, -53.40) 04/06/2024   15:18:37  (  70.02, -53.40)    3.64                29
 04/06/2024   16:08:50   ( -69.88, 114.08) 04/06/2024   16:08:08  ( -69.87, 114.01)    3.26                42