Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 1 11.  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)
 01/13/2024   15:43:07   ( -69.97, 120.29) 01/13/2024   15:43:54  ( -69.96, 120.28)    0.82                47
 01/13/2024   16:33:51   (  69.85, -72.22) 01/13/2024   16:33:21  (  69.86, -72.22)    0.95                30
 01/16/2024   07:09:34   (  70.86,  67.33) 01/16/2024   07:10:40  (  70.79,  69.73)   88.17                66
 01/16/2024   08:00:00   ( -69.94,-123.89) 01/16/2024   08:00:24  ( -69.91,-123.91)    3.00                24
 01/16/2024   08:50:44   (  69.82,  43.60) 01/16/2024   08:49:51  (  69.80,  43.58)    1.95                53
 01/18/2024   23:26:11   (  70.00,-175.52) 01/18/2024   23:27:23  (  69.99,-175.55)    2.03                72
 01/19/2024   00:16:52   ( -69.87,  -7.99) 01/19/2024   00:16:53  ( -69.89,  -8.07)    3.57                 1
 01/19/2024   01:07:34   (  69.64, 159.65) 01/19/2024   01:06:21  (  69.72, 159.35)   14.40                73
 01/21/2024   15:43:04   (  70.00, -59.73) 01/21/2024   15:43:51  (  69.98, -59.68)    2.25                47
 01/21/2024   16:33:45   ( -69.86, 107.80) 01/21/2024   16:33:21  ( -69.88, 107.81)    2.97                24
 01/24/2024   07:59:55   (  69.95,  56.13) 01/24/2024   08:00:18  (  69.95,  56.15)    0.83                23
 01/24/2024   08:50:37   ( -69.86,-136.42) 01/24/2024   08:49:48  ( -69.85,-136.35)    2.66                49