Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 7 23.  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)
 07/24/2025   10:29:12   (  74.06,  11.64) 07/24/2025   10:29:33  (  74.04,  11.59)    2.50                21
 07/24/2025   11:19:55   ( -73.99, 179.12) 07/24/2025   11:18:53  ( -74.01, 179.19)    3.00                62
 07/26/2025   20:50:53   ( -74.09,  36.16) 07/26/2025   20:51:14  ( -74.06,  36.16)    2.86                21
 07/26/2025   21:41:37   (  74.01,-156.35) 07/26/2025   21:40:34  (  74.00,-156.31)    2.03                63
 07/29/2025   07:12:34   (  74.06,  60.79) 07/29/2025   07:12:54  (  74.08,  60.73)    2.34                20
 07/29/2025   08:03:17   ( -73.99,-131.71) 07/29/2025   08:02:15  ( -74.00,-131.76)    2.42                62
 07/31/2025   17:34:14   ( -74.09,  85.31) 07/31/2025   17:34:34  ( -74.07,  85.24)    2.79                20
 07/31/2025   18:24:58   (  74.03,-107.22) 07/31/2025   18:23:54  (  74.00,-107.24)    3.05                64
 08/03/2025   03:55:55   (  74.08, 109.90) 08/03/2025   03:56:13  (  74.09, 109.83)    2.37                18
 08/03/2025   04:46:39   ( -74.05, -82.70) 08/03/2025   04:45:34  ( -74.03, -82.63)    2.46                65
 08/05/2025   14:17:36   ( -74.10, 134.43) 08/05/2025   14:17:53  ( -74.12, 134.42)    1.39                17