Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 1 29.  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)
 01/29/2024   15:42:53   ( -69.97, 120.36) 01/29/2024   15:43:48  ( -69.99, 120.33)    3.00                55
 01/29/2024   16:33:38   (  69.90, -72.22) 01/29/2024   16:33:15  (  69.89, -72.17)    2.01                23
 01/29/2024   17:24:06   ( -69.08,  96.28) 01/29/2024   17:22:57  ( -69.12,  94.43)   73.53                69
 02/01/2024   07:59:45   ( -69.96,-123.84) 02/01/2024   08:00:19  ( -69.99,-123.82)    2.80                34
 02/01/2024   08:50:29   (  69.84,  43.65) 02/01/2024   08:49:47  (  69.82,  43.60)    2.43                42
 02/03/2024   23:26:04   (  70.52,-176.24) 02/03/2024   23:27:13  (  70.43,-174.94)   49.58                69
 02/04/2024   00:16:37   ( -69.96,  -8.06) 02/04/2024   00:16:50  ( -69.94,  -8.01)    3.18                13
 02/04/2024   01:07:21   (  69.84, 159.43) 02/04/2024   01:06:17  (  69.83, 159.49)    2.58                64
 02/06/2024   15:42:45   (  70.01, -59.66) 02/06/2024   15:43:49  (  70.02, -59.65)    1.27                64
 02/06/2024   16:33:27   ( -69.92, 107.79) 02/06/2024   16:33:19  ( -69.92, 107.83)    1.81                 8
 02/06/2024   17:24:03   (  69.38, -84.11) 02/06/2024   17:22:52  (  69.47, -85.13)   41.11                71
 02/09/2024   07:59:36   (  69.98,  56.17) 02/09/2024   08:00:19  (  69.96,  56.14)    2.92                43
 02/09/2024   08:50:17   ( -69.84,-136.30) 02/09/2024   08:49:49  ( -69.86,-136.37)    3.39                28
 02/11/2024   23:26:00   ( -70.96,   3.09) 02/11/2024   23:27:06  ( -70.85,   5.69)   95.34                66
 02/12/2024   00:16:27   (  69.97, 171.99) 02/12/2024   00:16:47  (  69.97, 172.04)    2.07                20
 02/12/2024   01:07:08   ( -69.82, -20.48) 02/12/2024   01:06:18  ( -69.82, -20.55)    2.71                50