Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 3 20.  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)
 03/20/2024   07:09:38   (  70.07,  68.58) 03/20/2024   07:10:32  (  70.07,  68.63)    2.24                54
 03/20/2024   08:00:19   ( -69.93,-123.88) 03/20/2024   08:00:02  ( -69.94,-123.91)    2.06                17
 03/20/2024   08:50:49   (  69.07,  44.67) 03/20/2024   08:49:42  (  69.13,  42.64)   80.92                67
 03/22/2024   23:26:34   (  70.02,-175.58) 03/22/2024   23:26:58  (  70.02,-175.54)    1.45                24
 03/23/2024   00:17:16   ( -69.93,  -8.12) 03/23/2024   00:16:28  ( -69.91,  -8.07)    2.82                48
 03/25/2024   14:52:47   ( -70.09, 132.77) 03/25/2024   14:53:57  ( -70.11, 132.82)    2.54                70
 03/25/2024   15:43:31   (  69.99, -59.76) 03/25/2024   15:43:24  (  70.00, -59.69)    3.26                 7
 03/25/2024   16:34:09   ( -69.67, 108.03) 03/25/2024   16:32:57  ( -69.72, 107.56)   18.86                72
 03/28/2024   07:09:44   ( -70.06,-111.41) 03/28/2024   07:10:23  ( -70.06,-111.36)    2.02                39
 03/28/2024   08:00:28   (  69.96,  56.05) 03/28/2024   07:59:50  (  69.95,  56.13)    3.15                38
 03/30/2024   22:36:04   (  70.41,-163.51) 03/30/2024   22:37:15  (  70.30,-162.75)   30.97                71
 03/30/2024   23:26:40   ( -69.99,   4.47) 03/30/2024   23:26:49  ( -69.97,   4.41)    2.28                 9
 03/31/2024   00:17:24   (  69.89, 171.92) 03/31/2024   00:16:16  (  69.86, 171.90)    3.21                68
 04/02/2024   14:52:54   (  70.09, -47.24) 04/02/2024   14:53:42  (  70.07, -47.19)    2.80                48
 04/02/2024   15:43:36   ( -69.98, 120.25) 04/02/2024   15:43:12  ( -69.97, 120.30)    2.20                24