Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 6 30.  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)
 07/02/2025   13:13:58   ( -73.96, 150.70) 07/02/2025   13:14:14  ( -73.95, 150.65)    1.78                16
 07/02/2025   14:04:43   (  73.89, -41.85) 07/02/2025   14:03:34  (  73.87, -41.84)    2.85                69
 07/04/2025   23:35:41   (  73.96, 175.25) 07/04/2025   23:35:57  (  73.95, 175.18)    2.91                16
 07/05/2025   00:26:23   ( -73.87, -17.21) 07/05/2025   00:25:18  ( -73.89, -17.28)    2.72                65
 07/07/2025   09:57:22   ( -73.99,-160.23) 07/07/2025   09:57:40  ( -74.00,-160.18)    2.50                18
 07/07/2025   10:48:06   (  73.89,   7.32) 07/07/2025   10:47:01  (  73.88,   7.22)    3.38                65
 07/09/2025   20:19:04   (  74.01,-135.71) 07/09/2025   20:19:22  (  73.98,-135.70)    3.03                18
 07/09/2025   21:09:46   ( -73.91,  31.85) 07/09/2025   21:08:43  ( -73.92,  31.84)    1.63                63
 07/12/2025   06:40:45   ( -74.03,-111.17) 07/12/2025   06:41:05  ( -74.02,-111.11)    2.36                20