Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 8 4.  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)
 08/04/2024   14:28:32   (  70.09, -40.86) 08/04/2024   14:29:04  (  70.08, -40.94)    3.18                32
 08/04/2024   15:19:14   ( -69.99, 126.61) 08/04/2024   15:18:33  ( -70.02, 126.62)    3.50                41
 08/07/2024   05:54:51   ( -70.52, -93.08) 08/07/2024   05:56:02  ( -70.40, -92.22)   34.81                71
 08/07/2024   06:45:28   (  70.06,  74.96) 08/07/2024   06:45:33  (  70.08,  74.95)    2.46                 5
 08/07/2024   07:36:10   ( -69.95,-117.56) 08/07/2024   07:35:03  ( -69.97,-117.57)    2.06                67
 08/09/2024   22:11:39   ( -70.13,  23.31) 08/09/2024   22:12:34  ( -70.15,  23.29)    1.60                55
 08/09/2024   23:02:23   (  70.03,-169.23) 08/09/2024   23:02:01  (  70.04,-169.22)    0.60                22
 08/09/2024   23:52:51   ( -69.19,  -0.67) 08/09/2024   23:51:43  ( -69.27,  -2.63)   77.79                68
 08/12/2024   14:28:35   ( -70.12, 139.10) 08/12/2024   14:29:02  ( -70.12, 139.15)    1.79                27
 08/12/2024   15:19:19   (  70.02, -53.44) 08/12/2024   15:18:29  (  70.00, -53.37)    3.63                50
 08/15/2024   05:54:48   (  70.18,  87.47) 08/15/2024   05:56:00  (  70.15,  87.45)    3.52                72
 08/15/2024   06:45:30   ( -70.06,-105.04) 08/15/2024   06:45:30  ( -70.05,-105.06)    2.05                 0
 08/15/2024   07:36:11   (  69.81,  62.65) 08/15/2024   07:34:58  (  69.87,  62.34)   13.38                73
 08/17/2024   22:11:43   (  70.14,-156.70) 08/17/2024   22:12:26  (  70.14,-156.66)    1.49                43
 08/17/2024   23:02:25   ( -70.02,  10.80) 08/17/2024   23:01:56  ( -70.04,  10.83)    2.41                29