Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 10 2.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 10/03/2024   14:03:40   (  70.18, -34.61) 10/03/2024   14:04:39  (  70.18, -34.61)    0.87                59
 10/03/2024   14:54:21   ( -70.05, 132.90) 10/03/2024   14:54:09  ( -70.07, 132.87)    2.28                12
 10/03/2024   15:44:55   (  69.38, -58.80) 10/03/2024   15:43:46  (  69.42, -60.39)   62.11                69
 10/06/2024   06:20:39   (  70.16,  81.17) 10/06/2024   06:21:09  (  70.14,  81.21)    3.18                30
 10/06/2024   07:11:20   ( -70.04,-111.32) 10/06/2024   07:10:39  ( -70.03,-111.31)    1.10                41
 10/08/2024   21:46:56   ( -70.41,  29.24) 10/08/2024   21:48:08  ( -70.31,  29.71)   20.79                72
 10/08/2024   22:37:36   (  70.07,-162.92) 10/08/2024   22:37:37  (  70.09,-162.96)    3.31                 1
 10/08/2024   23:28:18   ( -69.99,   4.51) 10/08/2024   23:27:07  ( -69.99,   4.52)    0.78                71
 10/11/2024   14:03:50   ( -70.18, 145.36) 10/11/2024   14:04:36  ( -70.17, 145.40)    1.95                46
 10/11/2024   14:54:34   (  70.05, -47.13) 10/11/2024   14:54:03  (  70.05, -47.12)    0.35                31
 10/14/2024   05:30:13   (  70.69,  93.01) 10/14/2024   05:31:23  (  70.57,  94.26)   47.98                70
 10/14/2024   06:20:46   ( -70.13, -98.79) 10/14/2024   06:20:59  ( -70.13, -98.75)    1.77                13
 10/14/2024   07:11:30   (  70.00,  68.71) 10/14/2024   07:10:26  (  70.01,  68.73)    1.34                64