Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 2 24.  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)
 02/26/2024   15:17:49   ( -70.92, 125.21) 02/26/2024   15:18:55  ( -70.82, 127.71)   91.91                66
 02/26/2024   16:08:17   (  69.96, -65.95) 02/26/2024   16:08:36  (  69.96, -65.91)    1.56                19
 02/26/2024   16:58:58   ( -69.82, 101.58) 02/26/2024   16:58:06  ( -69.84, 101.57)    2.49                52
 02/29/2024   07:34:31   ( -70.00,-117.56) 02/29/2024   07:35:41  ( -70.00,-117.62)    2.41                70
 02/29/2024   08:25:15   (  69.88,  49.94) 02/29/2024   08:25:08  (  69.90,  49.88)    3.33                 7
 02/29/2024   09:15:53   ( -69.57,-142.30) 02/29/2024   09:14:41  ( -69.62,-142.86)   22.42                72
 03/02/2024   23:51:30   ( -69.97,  -1.76) 03/02/2024   23:52:12  ( -69.97,  -1.79)    1.06                42
 03/03/2024   00:42:14   (  69.85, 165.72) 03/03/2024   00:41:39  (  69.87, 165.71)    1.60                35
 03/05/2024   15:17:55   (  70.53, -54.19) 03/05/2024   15:19:05  (  70.41, -52.93)   48.75                70
 03/05/2024   16:08:28   ( -69.96, 114.02) 03/05/2024   16:08:41  ( -69.97, 114.08)    2.92                13
 03/05/2024   16:59:12   (  69.84, -78.50) 03/05/2024   16:58:08  (  69.86, -78.43)    3.43                64
 03/08/2024   07:34:44   (  70.00,  62.40) 03/08/2024   07:35:42  (  69.99,  62.34)    2.57                58
 03/08/2024   08:25:26   ( -69.90,-130.13) 03/08/2024   08:25:12  ( -69.88,-130.17)    1.89                14
 03/08/2024   09:15:58   (  69.15,  38.26) 03/08/2024   09:14:49  (  69.22,  36.58)   66.99                69