Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 6 1.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 06/01/2024   14:27:37   (  70.61, -41.58) 06/01/2024   14:28:47  (  70.53, -40.39)   44.38                70
 06/01/2024   15:18:11   ( -70.11, 126.53) 06/01/2024   15:18:23  ( -70.09, 126.59)    3.29                12
 06/01/2024   16:08:55   (  69.97, -65.96) 06/01/2024   16:07:50  (  69.99, -65.90)    2.85                65
 06/04/2024   06:44:28   (  70.14,  74.91) 06/04/2024   06:45:23  (  70.15,  74.92)    0.59                55
 06/04/2024   07:35:09   ( -70.01,-117.57) 06/04/2024   07:34:53  ( -70.04,-117.61)    2.96                16
 06/04/2024   08:25:40   (  69.19,  50.95) 06/04/2024   08:24:32  (  69.27,  48.99)   77.56                68
 06/06/2024   23:01:27   (  70.11,-169.28) 06/06/2024   23:01:52  (  70.12,-169.25)    1.30                25
 06/06/2024   23:52:08   ( -69.98,  -1.76) 06/06/2024   23:51:22  ( -70.01,  -1.77)    3.25                46
 06/09/2024   14:27:41   ( -70.22, 139.01) 06/09/2024   14:28:52  ( -70.22, 139.13)    4.68                71
 06/09/2024   15:18:24   (  70.04, -53.40) 06/09/2024   15:18:20  (  70.06, -53.46)    3.21                 4
 06/09/2024   16:09:04   ( -69.85, 114.20) 06/09/2024   16:07:51  ( -69.90, 113.95)   10.88                73
 06/12/2024   06:44:39   ( -70.15,-105.13) 06/12/2024   06:45:21  ( -70.14,-105.11)    1.34                42
 06/12/2024   07:35:23   (  70.03,  62.37) 06/12/2024   07:34:48  (  70.03,  62.38)    0.40                35
 06/14/2024   22:11:03   (  70.60,-157.39) 06/14/2024   22:12:13  (  70.52,-156.31)   41.10                70
 06/14/2024   23:01:37   ( -70.09,  10.73) 06/14/2024   23:01:49  ( -70.08,  10.69)    1.78                12
 06/14/2024   23:52:21   (  69.97, 178.22) 06/14/2024   23:51:16  (  69.97, 178.17)    1.80                65