Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 6 23.  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)
 06/24/2024   06:19:32   ( -70.17, -98.84) 06/24/2024   06:20:34  ( -70.15, -98.78)    3.27                62
 06/24/2024   07:10:16   (  70.04,  68.67) 06/24/2024   07:10:01  (  70.05,  68.72)    2.43                15
 06/24/2024   08:00:49   ( -69.49,-123.19) 06/24/2024   07:59:38  ( -69.55,-124.33)   45.05                71
 06/26/2024   22:36:29   ( -70.10,  17.03) 06/26/2024   22:37:05  ( -70.12,  17.06)    2.81                36
 06/26/2024   23:27:13   (  69.97,-175.46) 06/26/2024   23:26:33  (  69.96,-175.52)    2.28                40
 06/29/2024   14:02:51   (  70.49, -35.13) 06/29/2024   14:04:02  (  70.40, -34.29)   32.72                71
 06/29/2024   14:53:27   ( -70.09, 132.82) 06/29/2024   14:53:36  ( -70.07, 132.86)    2.64                 9
 06/29/2024   15:44:11   (  69.96, -59.69) 06/29/2024   15:43:03  (  69.96, -59.64)    1.68                68
 07/02/2024   06:19:42   (  70.12,  81.22) 07/02/2024   06:20:36  (  70.15,  81.23)    3.50                54
 07/02/2024   07:10:23   ( -70.03,-111.33) 07/02/2024   07:10:05  ( -70.04,-111.29)    2.26                18
 07/02/2024   08:00:53   (  69.16,  57.24) 07/02/2024   07:59:45  (  69.22,  55.23)   79.77                68
 07/04/2024   22:36:38   (  70.07,-162.95) 07/04/2024   22:37:05  (  70.09,-162.96)    2.74                27
 07/04/2024   23:27:20   ( -69.98,   4.52) 07/04/2024   23:26:35  ( -69.99,   4.52)    1.66                45