Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 7 14.  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)
 07/14/2025   17:02:27   (  74.00, -86.53) 07/14/2025   17:02:47  (  74.01, -86.59)    1.99                20
 07/14/2025   17:53:10   ( -73.95,  80.91) 07/14/2025   17:52:08  ( -73.93,  80.91)    2.31                62
 07/17/2025   03:24:07   ( -74.03, -62.02) 07/17/2025   03:24:28  ( -74.04, -61.99)    1.82                21
 07/17/2025   04:14:51   (  73.94, 105.50) 07/17/2025   04:13:49  (  73.93, 105.44)    2.24                62
 07/19/2025   13:45:49   (  74.03, -37.44) 07/19/2025   13:46:10  (  74.03, -37.49)    1.48                21
 07/19/2025   14:36:32   ( -73.97, 130.03) 07/19/2025   14:35:31  ( -73.96, 130.01)    1.03                61
 07/22/2025   00:07:30   ( -74.05, -12.91) 07/22/2025   00:07:52  ( -74.05, -12.93)    0.53                22
 07/22/2025   00:58:14   (  73.97, 154.58) 07/22/2025   00:57:12  (  73.99, 154.60)    1.29                62
 07/24/2025   10:29:12   (  74.07,  11.62) 07/24/2025   10:29:33  (  74.06,  11.63)    0.69                21
 07/24/2025   11:19:55   ( -73.99, 179.12) 07/24/2025   11:18:54  ( -73.99, 179.14)    0.75                61
 07/26/2025   20:50:53   ( -74.08,  36.16) 07/26/2025   20:51:15  ( -74.06,  36.15)    2.47                22