Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 3 15.  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)
 03/17/2024   14:52:49   (  70.55, -47.93) 03/17/2024   14:53:59  (  70.41, -46.76)   46.65                70
 03/17/2024   15:43:22   ( -69.98, 120.27) 03/17/2024   15:43:35  ( -69.96, 120.23)    3.25                13
 03/17/2024   16:34:06   (  69.87, -72.25) 03/17/2024   16:33:02  (  69.86, -72.26)    1.38                64
 03/20/2024   07:09:37   (  70.07,  68.59) 03/20/2024   07:10:31  (  70.07,  68.64)    2.04                54
 03/20/2024   08:00:19   ( -69.97,-123.95) 03/20/2024   08:00:01  ( -69.95,-123.89)    2.79                18
 03/20/2024   08:50:49   (  69.12,  44.60) 03/20/2024   08:49:41  (  69.13,  42.65)   77.59                68
 03/22/2024   23:26:34   (  70.02,-175.57) 03/22/2024   23:26:58  (  70.04,-175.52)    2.59                24
 03/23/2024   00:17:16   ( -69.92,  -8.10) 03/23/2024   00:16:28  ( -69.92,  -8.05)    2.23                48
 03/25/2024   14:52:47   ( -70.08, 132.79) 03/25/2024   14:53:58  ( -70.09, 132.79)    0.73                71
 03/25/2024   15:43:31   (  69.98, -59.75) 03/25/2024   15:43:25  (  69.98, -59.72)    1.06                 6
 03/25/2024   16:34:10   ( -69.71, 107.97) 03/25/2024   16:32:57  ( -69.76, 107.61)   14.66                73
 03/28/2024   07:09:44   ( -70.05,-111.39) 03/28/2024   07:10:24  ( -70.06,-111.36)    1.78                40
 03/28/2024   08:00:28   (  69.95,  56.07) 03/28/2024   07:59:51  (  69.94,  56.12)    2.27                37