Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 7 31.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/31/2025   17:34:15   ( -74.12,  85.24) 07/31/2025   17:34:34  ( -74.09,  85.28)    3.40                19
 07/31/2025   18:24:59   (  74.04,-107.27) 07/31/2025   18:23:54  (  74.03,-107.19)    3.37                65
 08/03/2025   03:55:56   (  74.10, 109.85) 08/03/2025   03:56:13  (  74.12, 109.88)    1.66                17
 08/03/2025   04:46:39   ( -74.03, -82.64) 08/03/2025   04:45:34  ( -74.05, -82.61)    2.30                65
 08/05/2025   14:17:37   ( -74.13, 134.36) 08/05/2025   14:17:53  ( -74.13, 134.44)    2.64                16
 08/05/2025   15:08:20   (  74.02, -58.06) 08/05/2025   15:07:13  (  74.05, -58.06)    2.93                67
 08/08/2025   00:39:17   (  74.14, 158.92) 08/08/2025   00:39:31  (  74.11, 158.94)    3.64                14
 08/08/2025   01:30:00   ( -74.05, -33.55) 08/08/2025   01:28:52  ( -74.05, -33.52)    0.96                68
 08/10/2025   11:00:57   ( -74.12,-176.45) 08/10/2025   11:01:10  ( -74.15,-176.43)    3.24                13
 08/10/2025   11:51:41   (  74.07,  -9.00) 08/10/2025   11:50:30  (  74.06,  -8.96)    1.48                71
 08/12/2025   21:22:38   (  74.14,-151.91) 08/12/2025   21:22:48  (  74.13,-151.93)    0.96                10