Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 6 9.  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)
 06/10/2025   15:07:59   ( -74.08, 121.89) 06/10/2025   15:09:11  ( -73.98, 122.43)   19.96                72
 06/10/2025   15:58:41   (  73.86, -70.26) 06/10/2025   15:58:31  (  73.86, -70.16)    2.83                10
 06/10/2025   16:49:11   ( -73.20,  98.59) 06/10/2025   16:48:04  ( -73.22,  96.18)   77.42                67
 06/13/2025   01:29:44   (  74.14, 146.30) 06/13/2025   01:30:55  (  74.01, 147.01)   26.01                71
 06/13/2025   02:20:21   ( -73.83, -45.60) 06/13/2025   02:20:19  ( -73.85, -45.69)    3.41                 2
 06/13/2025   03:10:55   (  73.20, 123.14) 06/13/2025   03:09:48  (  73.25, 120.75)   76.78                67
 06/15/2025   11:51:29   ( -74.36, 170.34) 06/15/2025   11:52:38  ( -74.25, 172.03)   52.34                69
 06/15/2025   12:42:05   (  73.85, -21.07) 06/15/2025   12:42:03  (  73.86, -21.14)    2.87                 2
 06/15/2025   13:32:41   ( -73.47, 147.11) 06/15/2025   13:31:30  ( -73.54, 145.84)   40.68                71
 06/17/2025   22:13:13   (  74.38,-165.16) 06/17/2025   22:14:22  (  74.25,-163.44)   53.59                69
 06/17/2025   23:03:46   ( -73.86,   3.46) 06/17/2025   23:03:50  ( -73.87,   3.38)    2.46                 4
 06/17/2025   23:54:24   (  73.45, 171.75) 06/17/2025   23:53:14  (  73.54, 170.37)   44.82                70
 06/20/2025   08:34:58   ( -74.59,-141.13) 06/20/2025   08:36:04  ( -74.50,-138.37)   82.57                66
 06/20/2025   09:25:30   (  73.89,  27.96) 06/20/2025   09:25:33  (  73.91,  28.00)    2.58                 3
 06/20/2025   10:16:10   ( -73.71,-164.30) 06/20/2025   10:14:57  ( -73.74,-164.71)   13.20                73
 06/22/2025   18:56:41   (  74.58,-116.53) 06/22/2025   18:57:47  (  74.53,-113.77)   82.17                66
 06/22/2025   19:47:11   ( -73.91,  52.50) 06/22/2025   19:47:20  ( -73.88,  52.44)    3.37                 9