Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 2 29.  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)
 02/29/2024   07:34:31   ( -70.03,-117.61) 02/29/2024   07:35:40  ( -70.01,-117.61)    2.36                69
 02/29/2024   08:25:15   (  69.91,  49.89) 02/29/2024   08:25:07  (  69.92,  49.90)    1.16                 8
 02/29/2024   09:15:52   ( -69.56,-142.28) 02/29/2024   09:14:40  ( -69.64,-142.85)   23.72                72
 03/02/2024   23:51:30   ( -70.01,  -1.82) 03/02/2024   23:52:11  ( -69.99,  -1.77)    3.09                41
 03/03/2024   00:42:14   (  69.89, 165.68) 03/03/2024   00:41:38  (  69.88, 165.73)    2.02                36
 03/05/2024   15:17:55   (  70.51, -54.16) 03/05/2024   15:19:05  (  70.42, -52.91)   47.46                70
 03/05/2024   16:08:28   ( -69.94, 114.04) 03/05/2024   16:08:42  ( -69.93, 114.02)    1.45                14
 03/05/2024   16:59:12   (  69.82, -78.47) 03/05/2024   16:58:09  (  69.82, -78.48)    0.54                63
 03/08/2024   07:34:45   (  70.03,  62.35) 03/08/2024   07:35:42  (  70.01,  62.37)    2.78                57
 03/08/2024   08:25:26   ( -69.88,-130.11) 03/08/2024   08:25:12  ( -69.90,-130.14)    2.73                14
 03/08/2024   09:15:58   (  69.13,  38.29) 03/08/2024   09:14:50  (  69.18,  36.53)   69.80                68
 03/10/2024   23:51:42   (  69.99, 178.18) 03/10/2024   23:52:10  (  70.00, 178.24)    3.14                28
 03/11/2024   00:42:23   ( -69.83, -14.27) 03/11/2024   00:41:41  ( -69.85, -14.35)    3.25                42
 03/13/2024   15:17:59   ( -70.21, 126.28) 03/13/2024   15:19:11  ( -70.14, 126.67)   16.52                72
 03/13/2024   16:08:40   (  69.95, -66.01) 03/13/2024   16:08:40  (  69.92, -66.00)    3.57                 0
 03/13/2024   16:59:22   ( -69.84, 101.47) 03/13/2024   16:58:10  ( -69.82, 101.49)    3.02                72