Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 11 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)
 11/10/2025   16:30:02   (  74.93, -80.79) 11/10/2025   16:31:12  (  74.83, -79.40)   41.73                70
 11/10/2025   17:20:38   ( -74.55,  87.57) 11/10/2025   17:20:37  ( -74.52,  87.53)    2.89                 1
 11/10/2025   18:11:13   (  74.00,-103.72) 11/10/2025   18:10:05  (  74.04,-105.90)   66.97                68
 11/13/2025   02:51:40   ( -74.58, -55.28) 11/13/2025   02:52:36  ( -74.57, -55.40)    3.90                56
 11/13/2025   03:42:25   (  74.53, 112.17) 11/13/2025   03:41:55  (  74.55, 112.22)    2.64                30
 11/15/2025   13:13:26   (  74.58, -30.72) 11/15/2025   13:13:53  (  74.56, -30.80)    3.10                27
 11/15/2025   14:04:09   ( -74.53, 136.74) 11/15/2025   14:03:13  ( -74.52, 136.77)    1.29                56
 11/17/2025   22:44:36   (  75.03,-174.71) 11/17/2025   22:45:45  (  74.91,-173.01)   50.57                69
 11/17/2025   23:35:11   ( -74.58,  -6.15) 11/17/2025   23:35:11  ( -74.56,  -6.19)    2.87                 0
 11/18/2025   00:25:46   (  74.05, 162.52) 11/18/2025   00:24:38  (  74.11, 160.47)   63.04                68
 11/20/2025   09:06:13   ( -74.64,-149.07) 11/20/2025   09:07:08  ( -74.62,-149.10)    3.30                55
 11/20/2025   09:56:57   (  74.56,  18.46) 11/20/2025   09:56:27  (  74.58,  18.50)    2.43                30