Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 7 15.  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)
 07/16/2024   22:11:25   (  70.13,-156.70) 07/16/2024   22:12:30  (  70.14,-156.75)    2.12                65
 07/16/2024   23:02:07   ( -70.04,  10.76) 07/16/2024   23:02:00  ( -70.03,  10.72)    2.36                 7
 07/16/2024   23:52:44   (  69.55, 178.80) 07/16/2024   23:51:33  (  69.59, 177.76)   40.24                71
 07/19/2024   14:28:21   (  70.10, -40.88) 07/19/2024   14:29:00  (  70.11, -40.91)    1.63                39
 07/19/2024   15:19:03   ( -70.00, 126.59) 07/19/2024   15:18:30  ( -70.00, 126.57)    0.90                33
 07/22/2024   05:54:45   ( -70.81, -93.54) 07/22/2024   05:55:53  ( -70.69, -91.81)   65.03                68
 07/22/2024   06:45:17   (  70.08,  74.93) 07/22/2024   06:45:29  (  70.09,  74.96)    2.12                12
 07/22/2024   07:35:59   ( -69.97,-117.59) 07/22/2024   07:34:59  ( -69.99,-117.56)    1.94                60
 07/24/2024   22:11:28   ( -70.16,  23.26) 07/24/2024   22:12:30  ( -70.15,  23.28)    1.64                62
 07/24/2024   23:02:11   (  70.01,-169.19) 07/24/2024   23:01:57  (  70.04,-169.23)    3.23                14
 07/24/2024   23:52:45   ( -69.48,  -1.09) 07/24/2024   23:51:34  ( -69.55,  -2.28)   46.70                71
 07/27/2024   14:28:23   ( -70.10, 139.13) 07/27/2024   14:28:58  ( -70.11, 139.12)    0.83                35
 07/27/2024   15:19:07   (  70.01, -53.42) 07/27/2024   15:18:25  (  70.00, -53.40)    1.79                42