Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 6 14.  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)
 06/16/2024   06:19:23   (  70.14,  81.23) 06/16/2024   06:20:26  (  70.14,  81.22)    0.35                63
 06/16/2024   07:10:04   ( -70.01,-111.26) 06/16/2024   07:09:56  ( -70.03,-111.30)    2.68                 8
 06/16/2024   08:00:40   (  69.45,  56.88) 06/16/2024   07:59:30  (  69.54,  55.66)   48.37                70
 06/18/2024   22:36:21   (  70.10,-162.96) 06/18/2024   22:36:59  (  70.08,-163.00)    3.09                38
 06/18/2024   23:27:02   ( -69.97,   4.56) 06/18/2024   23:26:29  ( -69.97,   4.49)    2.79                33
 06/21/2024   14:02:46   ( -70.78, 144.42) 06/21/2024   14:03:55  ( -70.64, 146.06)   62.17                69
 06/21/2024   14:53:19   (  70.07, -47.15) 06/21/2024   14:53:30  (  70.09, -47.09)    3.21                11
 06/21/2024   15:44:00   ( -69.94, 120.37) 06/21/2024   15:43:01  ( -69.94, 120.32)    2.15                59
 06/24/2024   06:19:31   ( -70.13, -98.78) 06/24/2024   06:20:34  ( -70.14, -98.80)    1.55                63
 06/24/2024   07:10:15   (  70.00,  68.72) 06/24/2024   07:10:01  (  70.03,  68.69)    3.03                14
 06/24/2024   08:00:49   ( -69.49,-123.21) 06/24/2024   07:59:38  ( -69.54,-124.35)   44.80                71
 06/26/2024   22:36:29   ( -70.11,  17.01) 06/26/2024   22:37:05  ( -70.10,  17.03)    1.70                36
 06/26/2024   23:27:13   (  69.99,-175.50) 06/26/2024   23:26:32  (  69.98,-175.49)    0.98                41