Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 3 28.  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)
 03/29/2025   12:54:25   ( -73.58, 156.50) 03/29/2025   12:55:25  ( -73.59, 156.51)    1.67                60
 03/29/2025   13:45:09   (  73.51, -36.02) 03/29/2025   13:44:46  (  73.50, -36.01)    0.59                23
 03/31/2025   23:16:12   (  74.01,-179.94) 03/31/2025   23:17:21  (  73.95,-178.30)   51.11                69
 04/01/2025   00:06:47   ( -73.54, -11.51) 04/01/2025   00:06:48  ( -73.57, -11.43)    3.50                 1
 04/01/2025   00:57:24   (  73.13, 156.74) 04/01/2025   00:56:14  (  73.20, 155.51)   40.63                70
 04/03/2025   10:28:25   (  73.55,  13.06) 04/03/2025   10:28:50  (  73.54,  12.96)    3.49                25
 04/03/2025   11:19:08   ( -73.47,-179.45) 04/03/2025   11:18:11  ( -73.48,-179.49)    1.61                57
 04/05/2025   20:50:03   ( -73.61,  37.52) 04/05/2025   20:50:50  ( -73.60,  37.54)    0.78                47
 04/05/2025   21:40:46   (  73.50,-154.92) 04/05/2025   21:40:11  (  73.50,-155.01)    3.02                35
 04/08/2025   07:11:40   (  73.60,  62.13) 04/08/2025   07:12:49  (  73.61,  62.02)    3.59                69
 04/08/2025   08:02:24   ( -73.57,-130.48) 04/08/2025   08:02:10  ( -73.56,-130.42)    1.94                14
 04/10/2025   17:33:30   ( -74.32,  84.97) 04/10/2025   17:34:36  ( -74.20,  87.75)   84.85                66
 04/10/2025   18:24:00   (  73.58,-105.91) 04/10/2025   18:24:07  (  73.56,-105.96)    3.19                 7