Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 3 18.  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   (  70.04,  68.63) 03/20/2024   07:10:32  (  70.05,  68.61)    1.01                55
 03/20/2024   08:00:19   ( -69.95,-123.91) 03/20/2024   08:00:02  ( -69.93,-123.92)    1.89                17
 03/20/2024   08:50:49   (  69.09,  44.64) 03/20/2024   08:49:41  (  69.17,  42.69)   77.84                68
 03/22/2024   23:26:35   (  70.04,-175.61) 03/22/2024   23:26:59  (  70.03,-175.54)    3.03                24
 03/23/2024   00:17:16   ( -69.89,  -8.06) 03/23/2024   00:16:29  ( -69.91,  -8.07)    2.62                47
 03/25/2024   14:52:47   ( -70.10, 132.76) 03/25/2024   14:53:58  ( -70.09, 132.79)    1.69                71
 03/25/2024   15:43:31   (  70.00, -59.77) 03/25/2024   15:43:25  (  69.98, -59.72)    2.63                 6
 03/25/2024   16:34:10   ( -69.73, 107.94) 03/25/2024   16:32:57  ( -69.76, 107.61)   13.05                73
 03/28/2024   07:09:44   ( -70.06,-111.41) 03/28/2024   07:10:24  ( -70.08,-111.34)    3.68                40
 03/28/2024   08:00:27   (  69.90,  56.13) 03/28/2024   07:59:52  (  69.91,  56.07)    2.28                35
 03/30/2024   22:36:06   (  70.51,-163.67) 03/30/2024   22:37:16  (  70.37,-162.66)   40.34                70
 03/30/2024   23:26:40   ( -69.97,   4.48) 03/30/2024   23:26:51  ( -69.99,   4.43)    2.89                11
 03/31/2024   00:17:24   (  69.88, 171.94) 03/31/2024   00:16:18  (  69.88, 171.91)    1.02                66