Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 2 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)
 02/19/2024   23:26:02   (  70.68,-176.46) 02/19/2024   23:27:10  (  70.55,-174.79)   63.20                68
 02/20/2024   00:16:32   ( -69.96,  -8.02) 02/20/2024   00:16:49  ( -69.94,  -8.04)    2.61                17
 02/20/2024   01:07:15   (  69.83, 159.49) 02/20/2024   01:06:15  (  69.84, 159.47)    1.39                60
 02/22/2024   15:42:49   (  70.04, -59.70) 02/22/2024   15:43:47  (  70.02, -59.68)    2.82                58
 02/22/2024   16:33:30   ( -69.90, 107.82) 02/22/2024   16:33:17  ( -69.90, 107.79)    1.28                13
 02/22/2024   17:24:03   (  69.19, -83.83) 02/22/2024   17:22:54  (  69.25, -85.45)   63.99                69
 02/25/2024   07:59:48   (  70.00,  56.11) 02/25/2024   08:00:15  (  70.00,  56.17)    2.17                27
 02/25/2024   08:50:29   ( -69.86,-136.35) 02/25/2024   08:49:45  ( -69.88,-136.36)    2.53                44
 02/27/2024   23:26:04   ( -70.14,   4.35) 02/27/2024   23:27:15  ( -70.10,   4.55)    9.20                71
 02/28/2024   00:16:46   (  69.92, 172.00) 02/28/2024   00:16:43  (  69.94, 171.97)    2.20                 3
 02/28/2024   01:07:27   ( -69.77, -20.47) 02/28/2024   01:06:14  ( -69.77, -20.63)    6.22                73
 03/01/2024   15:43:01   ( -70.01, 120.30) 03/01/2024   15:43:43  ( -70.00, 120.30)    1.50                42
 03/01/2024   16:33:44   (  69.90, -72.22) 03/01/2024   16:33:09  (  69.89, -72.20)    1.06                35