Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 11 13.  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)
 11/13/2025   03:42:24   (  74.50, 112.24) 11/13/2025   03:41:55  (  74.52, 112.15)    3.46                29
 11/15/2025   13:13:27   (  74.61, -30.79) 11/15/2025   13:13:52  (  74.61, -30.70)    2.83                25
 11/15/2025   14:04:09   ( -74.51, 136.79) 11/15/2025   14:03:13  ( -74.51, 136.74)    1.46                56
 11/17/2025   22:44:35   (  74.97,-174.53) 11/17/2025   22:45:45  (  74.85,-173.14)   42.14                70
 11/17/2025   23:35:11   ( -74.57,  -6.13) 11/17/2025   23:35:10  ( -74.55,  -6.20)    3.24                 1
 11/18/2025   00:25:45   (  73.99, 162.67) 11/18/2025   00:24:38  (  74.06, 160.35)   71.60                67
 11/20/2025   09:06:13   ( -74.65,-149.08) 11/20/2025   09:07:05  ( -74.65,-149.00)    2.41                52
 11/20/2025   09:56:57   (  74.56,  18.46) 11/20/2025   09:56:25  (  74.57,  18.48)    1.19                32
 11/22/2025   19:27:58   (  74.61,-124.40) 11/22/2025   19:28:20  (  74.62,-124.44)    1.95                22
 11/22/2025   20:18:41   ( -74.54,  43.09) 11/22/2025   20:17:41  ( -74.53,  43.03)    2.01                60
 11/25/2025   04:59:01   (  74.81,  92.30) 11/25/2025   05:00:12  (  74.73,  92.79)   16.72                71
 11/25/2025   05:49:41   ( -74.59, -99.79) 11/25/2025   05:49:34  ( -74.59, -99.86)    2.26                 7