Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 3 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)
 03/25/2024   14:52:46   ( -70.06, 132.82) 03/25/2024   14:53:57  ( -70.06, 132.76)    2.41                71
 03/25/2024   15:43:30   (  69.95, -59.70) 03/25/2024   15:43:24  (  69.96, -59.74)    2.03                 6
 03/25/2024   16:34:09   ( -69.69, 108.00) 03/25/2024   16:32:56  ( -69.73, 107.58)   16.85                73
 03/28/2024   07:09:43   ( -70.03,-111.37) 03/28/2024   07:10:22  ( -70.03,-111.40)    1.30                39
 03/28/2024   08:00:27   (  69.93,  56.10) 03/28/2024   07:59:49  (  69.92,  56.09)    0.95                38
 03/30/2024   22:36:02   (  70.34,-163.39) 03/30/2024   22:37:13  (  70.27,-162.79)   23.80                71
 03/30/2024   23:26:40   ( -70.02,   4.41) 03/30/2024   23:26:46  ( -69.99,   4.45)    3.29                 6
 03/31/2024   00:17:23   (  69.86, 171.96) 03/31/2024   00:16:13  (  69.88, 171.94)    1.89                70
 04/02/2024   14:52:54   (  70.08, -47.22) 04/02/2024   14:53:39  (  70.07, -47.17)    1.86                45
 04/02/2024   15:43:36   ( -69.97, 120.26) 04/02/2024   15:43:09  ( -69.96, 120.31)    1.76                27
 04/05/2024   06:19:16   ( -70.71, -99.76) 04/05/2024   06:20:25  ( -70.60, -98.14)   60.96                69
 04/05/2024   07:09:48   (  69.99,  68.69) 04/05/2024   07:10:01  (  69.99,  68.61)    2.77                13
 04/05/2024   08:00:30   ( -69.87,-123.83) 04/05/2024   07:59:31  ( -69.88,-123.90)    2.90                59