Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 3 5.  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)
 03/05/2024   15:17:56   (  70.55, -54.23) 03/05/2024   15:19:05  (  70.43, -52.90)   51.15                69
 03/05/2024   16:08:28   ( -69.94, 114.05) 03/05/2024   16:08:42  ( -69.93, 114.01)    1.90                14
 03/05/2024   16:59:12   (  69.81, -78.46) 03/05/2024   16:58:09  (  69.83, -78.48)    1.67                63
 03/08/2024   07:34:44   (  70.03,  62.36) 03/08/2024   07:35:41  (  70.00,  62.36)    2.52                57
 03/08/2024   08:25:25   ( -69.88,-130.11) 03/08/2024   08:25:11  ( -69.89,-130.16)    2.34                14
 03/08/2024   09:15:57   (  69.12,  38.30) 03/08/2024   09:14:49  (  69.18,  36.52)   70.46                68
 03/10/2024   23:51:42   (  69.98, 178.18) 03/10/2024   23:52:10  (  69.99, 178.22)    1.74                28
 03/11/2024   00:42:24   ( -69.89, -14.36) 03/11/2024   00:41:40  ( -69.88, -14.30)    2.34                44
 03/13/2024   15:17:59   ( -70.22, 126.27) 03/13/2024   15:19:10  ( -70.17, 126.71)   17.33                71
 03/13/2024   16:08:40   (  69.95, -66.01) 03/13/2024   16:08:39  (  69.95, -65.96)    1.96                 1
 03/13/2024   16:59:22   ( -69.85, 101.46) 03/13/2024   16:58:09  ( -69.84, 101.53)    2.78                73
 03/16/2024   07:34:53   ( -69.98,-117.60) 03/16/2024   07:35:41  ( -69.99,-117.66)    2.61                48
 03/16/2024   08:25:37   (  69.88,  49.87) 03/16/2024   08:25:08  (  69.88,  49.83)    1.61                29
 03/18/2024   23:01:20   (  70.70,-170.30) 03/18/2024   23:02:28  (  70.60,-168.52)   66.27                68
 03/18/2024   23:51:50   ( -69.96,  -1.82) 03/18/2024   23:52:08  ( -69.95,  -1.83)    1.34                18
 03/19/2024   00:42:34   (  69.86, 165.65) 03/19/2024   00:41:35  (  69.83, 165.65)    3.09                59