Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 5 28.  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)
 05/29/2024   23:01:11   ( -70.08,  10.82) 05/29/2024   23:01:52  ( -70.10,  10.74)    3.60                41
 05/29/2024   23:51:56   (  70.00, 178.25) 05/29/2024   23:51:19  (  69.99, 178.24)    0.48                37
 06/01/2024   14:27:34   (  70.42, -41.28) 06/01/2024   14:28:46  (  70.30, -40.72)   24.90                72
 06/01/2024   15:18:11   ( -70.08, 126.58) 06/01/2024   15:18:18  ( -70.07, 126.59)    0.78                 7
 06/01/2024   16:08:55   (  69.94, -65.91) 06/01/2024   16:07:45  (  69.97, -65.91)    2.59                70
 06/04/2024   06:44:27   (  70.11,  74.96) 06/04/2024   06:45:13  (  70.14,  74.94)    2.61                46
 06/04/2024   07:35:09   ( -70.03,-117.60) 06/04/2024   07:34:43  ( -70.02,-117.59)    1.07                26
 06/06/2024   22:10:54   ( -70.83,  22.26) 06/06/2024   22:12:02  ( -70.71,  24.03)   66.41                68
 06/06/2024   23:01:26   (  70.08,-169.23) 06/06/2024   23:01:39  (  70.06,-169.28)    3.29                13
 06/06/2024   23:52:08   ( -70.00,  -1.78) 06/06/2024   23:51:08  ( -70.00,  -1.73)    2.18                60
 06/09/2024   14:27:41   ( -70.18, 139.07) 06/09/2024   14:28:36  ( -70.17, 139.13)    2.48                55
 06/09/2024   15:18:25   (  70.05, -53.43) 06/09/2024   15:18:03  (  70.06, -53.38)    1.92                22