Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 6 21.  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)
 06/22/2024   22:11:04   ( -70.20,  23.22) 06/22/2024   22:12:05  ( -70.22,  23.29)    2.70                61
 06/22/2024   23:01:48   (  70.07,-169.27) 06/22/2024   23:01:33  (  70.06,-169.29)    1.42                15
 06/22/2024   23:52:20   ( -69.47,  -1.05) 06/22/2024   23:51:10  ( -69.55,  -2.35)   51.76                70
 06/25/2024   14:28:01   ( -70.13, 139.10) 06/25/2024   14:28:30  ( -70.16, 139.10)    3.57                29
 06/25/2024   15:18:46   (  70.05, -53.47) 06/25/2024   15:17:57  (  70.06, -53.40)    2.75                49
 06/28/2024   05:54:16   (  70.20,  87.45) 06/28/2024   05:55:24  (  70.20,  87.41)    1.23                68
 06/28/2024   06:44:58   ( -70.11,-105.10) 06/28/2024   06:44:53  ( -70.13,-105.04)    3.50                 5
 06/28/2024   07:35:37   (  69.72,  62.79) 06/28/2024   07:34:25  (  69.75,  62.07)   28.02                72
 06/30/2024   22:11:13   (  70.14,-156.70) 06/30/2024   22:11:48  (  70.14,-156.77)    2.77                35
 06/30/2024   23:01:55   ( -70.05,  10.76) 06/30/2024   23:01:18  ( -70.03,  10.70)    3.08                37
 07/03/2024   13:37:30   ( -70.41, 151.34) 07/03/2024   13:38:42  ( -70.34, 151.77)   17.82                72
 07/03/2024   14:28:11   (  70.14, -40.93) 07/03/2024   14:28:11  (  70.11, -40.91)    2.53                 0
 07/03/2024   15:18:52   ( -69.99, 126.61) 07/03/2024   15:17:41  ( -70.00, 126.57)    2.38                71