Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 3 7.  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)
 03/08/2024   07:34:44   (  70.00,  62.40) 03/08/2024   07:35:41  (  70.02,  62.39)    2.62                57
 03/08/2024   08:25:26   ( -69.91,-130.15) 03/08/2024   08:25:11  ( -69.91,-130.14)    0.50                15
 03/08/2024   09:15:58   (  69.15,  38.26) 03/08/2024   09:14:49  (  69.20,  36.55)   67.88                69
 03/10/2024   23:51:42   (  69.95, 178.22) 03/10/2024   23:52:11  (  69.94, 178.15)    2.96                29
 03/11/2024   00:42:24   ( -69.86, -14.32) 03/11/2024   00:41:40  ( -69.89, -14.29)    3.06                44
 03/13/2024   15:17:58   ( -70.19, 126.32) 03/13/2024   15:19:09  ( -70.16, 126.70)   14.72                71
 03/13/2024   16:08:39   (  69.92, -65.96) 03/13/2024   16:08:38  (  69.94, -65.97)    2.31                 1
 03/13/2024   16:59:21   ( -69.82, 101.50) 03/13/2024   16:58:08  ( -69.83, 101.52)    1.36                73
 03/16/2024   07:34:53   ( -70.00,-117.63) 03/16/2024   07:35:39  ( -70.02,-117.62)    1.99                46
 03/16/2024   08:25:37   (  69.89,  49.84) 03/16/2024   08:25:06  (  69.90,  49.86)    1.62                31
 03/18/2024   23:01:20   (  70.66,-170.23) 03/18/2024   23:02:28  (  70.55,-168.60)   61.58                68
 03/18/2024   23:51:51   ( -69.98,  -1.84) 03/18/2024   23:52:07  ( -69.95,  -1.83)    2.79                16
 03/19/2024   00:42:34   (  69.82, 165.71) 03/19/2024   00:41:34  (  69.84, 165.65)    2.61                60