Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 5 30.  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)
 06/01/2024   14:27:38   (  70.63, -41.61) 06/01/2024   14:28:48  (  70.51, -40.43)   45.51                70
 06/01/2024   15:18:11   ( -70.08, 126.58) 06/01/2024   15:18:24  ( -70.07, 126.57)    0.79                13
 06/01/2024   16:08:55   (  69.94, -65.91) 06/01/2024   16:07:51  (  69.97, -65.94)    2.96                64
 06/04/2024   06:44:28   (  70.17,  74.88) 06/04/2024   06:45:22  (  70.18,  74.96)    3.09                54
 06/04/2024   07:35:09   ( -70.03,-117.60) 06/04/2024   07:34:53  ( -70.01,-117.64)    2.93                16
 06/04/2024   08:25:40   (  69.21,  50.91) 06/04/2024   08:24:32  (  69.24,  48.96)   77.32                68
 06/06/2024   23:01:26   (  70.08,-169.23) 06/06/2024   23:01:52  (  70.09,-169.30)    2.44                26
 06/06/2024   23:52:08   ( -70.00,  -1.79) 06/06/2024   23:51:22  ( -69.98,  -1.82)    2.73                46
 06/09/2024   14:27:41   ( -70.19, 139.05) 06/09/2024   14:28:53  ( -70.19, 139.08)    0.95                72
 06/09/2024   15:18:25   (  70.06, -53.44) 06/09/2024   15:18:20  (  70.07, -53.44)    1.24                 5
 06/09/2024   16:09:04   ( -69.82, 114.24) 06/09/2024   16:07:52  ( -69.86, 113.90)   13.94                72
 06/12/2024   06:44:39   ( -70.12,-105.08) 06/12/2024   06:45:21  ( -70.15,-105.10)    2.57                42
 06/12/2024   07:35:24   (  70.05,  62.33) 06/12/2024   07:34:48  (  70.03,  62.38)    2.98                36