Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 5 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)
 05/04/2024   14:52:53   (  70.14, -47.25) 05/04/2024   14:53:35  (  70.13, -47.18)    2.73                42
 05/04/2024   15:43:34   ( -69.99, 120.29) 05/04/2024   15:43:05  ( -70.01, 120.29)    2.20                29
 05/07/2024   06:19:17   ( -71.02,-100.20) 05/07/2024   06:20:23  ( -70.93, -97.76)   88.88                66
 05/07/2024   07:09:45   (  70.07,  68.64) 05/07/2024   07:10:04  (  70.06,  68.60)    2.10                19
 05/07/2024   08:00:27   ( -69.98,-123.90) 05/07/2024   07:59:33  ( -70.00,-123.85)    3.44                54
 05/09/2024   22:35:53   ( -70.18,  16.95) 05/09/2024   22:37:03  ( -70.18,  17.00)    1.92                70
 05/09/2024   23:26:37   (  70.07,-175.57) 05/09/2024   23:26:30  (  70.07,-175.51)    2.44                 7
 05/10/2024   00:17:15   ( -69.76,  -7.80) 05/10/2024   00:16:02  ( -69.85,  -8.18)   17.61                73
 05/12/2024   14:52:45   ( -70.13, 132.81) 05/12/2024   14:53:31  ( -70.10, 132.78)    3.16                46
 05/12/2024   15:43:29   (  70.02, -59.72) 05/12/2024   15:42:57  (  70.05, -59.66)    3.28                32
 05/15/2024   06:19:09   (  70.93,  80.00) 05/15/2024   06:20:16  (  70.81,  82.08)   76.72                67
 05/15/2024   07:09:37   ( -70.09,-111.35) 05/15/2024   07:09:57  ( -70.11,-111.33)    1.54                20
 05/15/2024   08:00:21   (  69.99,  56.12) 05/15/2024   07:59:24  (  69.99,  56.15)    1.03                57