Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 2 17.  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)
 02/17/2024   07:59:32   ( -70.01,-123.85) 02/17/2024   08:00:18  ( -70.01,-123.81)    1.51                46
 02/17/2024   08:50:16   (  69.88,  43.66) 02/17/2024   08:49:46  (  69.86,  43.62)    2.57                30
 02/19/2024   23:26:01   (  70.67,-176.44) 02/19/2024   23:27:09  (  70.56,-174.77)   62.81                68
 02/20/2024   00:16:31   ( -69.95,  -8.00) 02/20/2024   00:16:48  ( -69.95,  -8.01)    0.81                17
 02/20/2024   01:07:16   (  69.87, 159.42) 02/20/2024   01:06:15  (  69.85, 159.49)    3.37                61
 02/22/2024   15:42:48   (  69.99, -59.63) 02/22/2024   15:43:47  (  70.01, -59.69)    3.15                59
 02/22/2024   16:33:30   ( -69.91, 107.82) 02/22/2024   16:33:17  ( -69.90, 107.79)    1.56                13
 02/22/2024   17:24:03   (  69.20, -83.84) 02/22/2024   17:22:54  (  69.24, -85.45)   63.99                69
 02/25/2024   07:59:47   (  69.97,  56.16) 02/25/2024   08:00:15  (  69.96,  56.12)    2.15                28
 02/25/2024   08:50:29   ( -69.88,-136.38) 02/25/2024   08:49:44  ( -69.90,-136.33)    3.13                45
 02/27/2024   23:26:01   ( -70.09,   4.44) 02/27/2024   23:27:13  ( -70.07,   4.52)    3.68                72
 02/28/2024   00:16:44   (  69.92, 172.00) 02/28/2024   00:16:41  (  69.91, 171.94)    2.73                 3
 02/28/2024   01:07:24   ( -69.72, -20.38) 02/28/2024   01:06:12  ( -69.74, -20.66)   10.95                72
 03/01/2024   15:42:58   ( -70.00, 120.34) 03/01/2024   15:43:39  ( -70.03, 120.35)    3.34                41
 03/01/2024   16:33:42   (  69.88, -72.19) 03/01/2024   16:33:07  (  69.86, -72.24)    3.41                35