Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 7 8.  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)
 07/09/2025   20:19:04   (  73.99,-135.65) 07/09/2025   20:19:22  (  74.00,-135.67)    1.46                18
 07/09/2025   21:09:47   ( -73.94,  31.78) 07/09/2025   21:08:43  ( -73.92,  31.84)    2.77                64
 07/12/2025   06:40:45   ( -74.01,-111.14) 07/12/2025   06:41:05  ( -74.01,-111.12)    0.73                20
 07/12/2025   07:31:29   (  73.92,  56.40) 07/12/2025   07:30:25  (  73.95,  56.41)    2.84                64
 07/14/2025   17:02:26   (  74.00, -86.53) 07/14/2025   17:02:46  (  74.02, -86.58)    2.22                20
 07/14/2025   17:53:09   ( -73.94,  80.92) 07/14/2025   17:52:07  ( -73.94,  80.93)    0.26                62
 07/17/2025   03:24:07   ( -74.02, -62.00) 07/17/2025   03:24:29  ( -74.00, -62.09)    3.46                22
 07/17/2025   04:14:51   (  73.94, 105.51) 07/17/2025   04:13:49  (  73.94, 105.44)    2.14                62
 07/19/2025   13:45:49   (  74.03, -37.44) 07/19/2025   13:46:10  (  74.03, -37.49)    1.72                21
 07/19/2025   14:36:32   ( -73.96, 130.04) 07/19/2025   14:35:31  ( -73.96, 130.02)    0.77                61
 07/22/2025   00:07:30   ( -74.04, -12.89) 07/22/2025   00:07:52  ( -74.05, -12.93)    1.35                22