Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 5 28.  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)
 05/28/2024   14:52:42   ( -70.12, 132.88) 05/28/2024   14:53:20  ( -70.14, 132.82)    3.11                38
 05/28/2024   15:43:27   (  70.04, -59.69) 05/28/2024   15:42:47  (  70.03, -59.68)    0.43                40
 05/31/2024   06:19:05   (  70.45,  80.79) 05/31/2024   06:20:16  (  70.38,  81.41)   24.70                71
 05/31/2024   07:09:42   ( -70.11,-111.36) 05/31/2024   07:09:49  ( -70.10,-111.35)    1.24                 7
 05/31/2024   08:00:26   (  69.98,  56.15) 05/31/2024   07:59:16  (  69.99,  56.14)    1.74                70
 06/02/2024   22:35:59   (  70.20,-163.05) 06/02/2024   22:36:46  (  70.20,-162.97)    2.84                47
 06/02/2024   23:26:40   ( -70.06,   4.48) 06/02/2024   23:26:16  ( -70.09,   4.51)    3.23                24
 06/05/2024   14:02:28   ( -71.02, 144.07) 06/05/2024   14:03:35  ( -70.92, 146.34)   83.02                67
 06/05/2024   14:52:58   (  70.16, -47.23) 06/05/2024   14:53:14  (  70.16, -47.15)    3.02                16
 06/05/2024   15:43:39   ( -70.02, 120.30) 06/05/2024   15:42:45  ( -70.00, 120.25)    3.35                54
 06/08/2024   06:19:12   ( -70.20, -98.85) 06/08/2024   06:20:15  ( -70.20, -98.85)    0.08                63
 06/08/2024   07:09:56   (  70.08,  68.65) 06/08/2024   07:09:42  (  70.09,  68.63)    1.20                14
 06/08/2024   08:00:30   ( -69.57,-123.27) 06/08/2024   07:59:19  ( -69.60,-124.41)   44.34                71
 06/10/2024   22:36:11   ( -70.18,  16.94) 06/10/2024   22:36:42  ( -70.16,  16.98)    2.45                31
 06/10/2024   23:26:55   (  70.06,-175.56) 06/10/2024   23:26:09  (  70.05,-175.55)    1.80                46