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   (  74.00,-135.68) 07/09/2025   20:19:22  (  73.98,-135.70)    2.15                18
 07/09/2025   21:09:46   ( -73.91,  31.86) 07/09/2025   21:08:43  ( -73.91,  31.81)    1.58                63
 07/12/2025   06:40:44   ( -73.98,-111.05) 07/12/2025   06:41:05  ( -73.99,-111.16)    3.46                21
 07/12/2025   07:31:29   (  73.93,  56.37) 07/12/2025   07:30:25  (  73.93,  56.38)    0.53                64
 07/14/2025   17:02:27   (  74.02, -86.57) 07/14/2025   17:02:47  (  74.00, -86.61)    1.92                20
 07/14/2025   17:53:10   ( -73.96,  80.89) 07/14/2025   17:52:08  ( -73.93,  80.90)    3.29                62
 07/17/2025   03:24:08   ( -74.04, -62.04) 07/17/2025   03:24:29  ( -74.04, -62.00)    1.44                21
 07/17/2025   04:14:52   (  73.95, 105.47) 07/17/2025   04:13:49  (  73.98, 105.53)    3.19                63
 07/19/2025   13:45:49   (  74.04, -37.47) 07/19/2025   13:46:10  (  74.02, -37.51)    2.08                21
 07/19/2025   14:36:32   ( -73.97, 130.01) 07/19/2025   14:35:31  ( -73.95, 130.01)    1.89                61
 07/22/2025   00:07:30   ( -74.05, -12.92) 07/22/2025   00:07:52  ( -74.04, -12.94)    1.31                22