Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 3 19.  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   07:09:37   (  70.06,  68.60) 03/20/2024   07:10:31  (  70.08,  68.65)    2.86                54
 03/20/2024   08:00:19   ( -69.97,-123.94) 03/20/2024   08:00:01  ( -69.96,-123.88)    2.21                18
 03/20/2024   08:50:49   (  69.11,  44.62) 03/20/2024   08:49:41  (  69.14,  42.66)   77.70                68
 03/22/2024   23:26:34   (  70.01,-175.56) 03/22/2024   23:26:59  (  69.99,-175.59)    2.59                25
 03/23/2024   00:17:16   ( -69.91,  -8.09) 03/23/2024   00:16:28  ( -69.93,  -8.04)    2.63                48
 03/25/2024   14:52:47   ( -70.07, 132.81) 03/25/2024   14:53:58  ( -70.08, 132.79)    1.93                71
 03/25/2024   15:43:31   (  69.96, -59.72) 03/25/2024   15:43:25  (  69.98, -59.72)    1.60                 6
 03/25/2024   16:34:10   ( -69.70, 107.98) 03/25/2024   16:32:57  ( -69.76, 107.60)   15.80                73
 03/28/2024   07:09:44   ( -70.03,-111.37) 03/28/2024   07:10:24  ( -70.05,-111.38)    2.25                40
 03/28/2024   08:00:28   (  69.93,  56.10) 03/28/2024   07:59:51  (  69.94,  56.11)    1.32                37
 03/30/2024   22:36:04   (  70.43,-163.54) 03/30/2024   22:37:15  (  70.31,-162.74)   32.29                71
 03/30/2024   23:26:40   ( -70.00,   4.44) 03/30/2024   23:26:49  ( -69.98,   4.42)    1.73                 9
 03/31/2024   00:17:24   (  69.90, 171.90) 03/31/2024   00:16:16  (  69.87, 171.91)    3.55                68