Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 4 11.  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)
 04/13/2025   04:45:38   ( -73.61, -81.38) 04/13/2025   04:46:09  ( -73.61, -81.42)    1.49                31
 04/13/2025   05:36:22   (  73.54,  86.08) 04/13/2025   05:35:29  (  73.55,  86.13)    2.05                53
 04/15/2025   15:07:16   (  73.66, -56.92) 04/15/2025   15:08:06  (  73.64, -56.90)    2.84                50
 04/15/2025   15:57:59   ( -73.58, 110.58) 04/15/2025   15:57:27  ( -73.59, 110.67)    2.94                32
 04/18/2025   01:28:52   ( -73.66, -32.32) 04/18/2025   01:30:03  ( -73.70, -32.32)    3.68                71
 04/18/2025   02:19:36   (  73.61, 135.13) 04/18/2025   02:19:23  (  73.62, 135.19)    2.44                13
 04/20/2025   11:50:42   (  74.34,  -9.38) 04/20/2025   11:51:48  (  74.25,  -6.64)   82.87                66
 04/20/2025   12:41:12   ( -73.61, 159.71) 04/20/2025   12:41:20  ( -73.64, 159.70)    3.10                 8
 04/20/2025   13:31:54   (  73.46, -32.62) 04/20/2025   13:30:41  (  73.50, -32.91)   10.44                73
 04/22/2025   23:02:49   (  73.66,-175.80) 04/22/2025   23:03:14  (  73.67,-175.76)    1.60                25
 04/22/2025   23:53:32   ( -73.57,  -8.29) 04/22/2025   23:52:36  ( -73.59,  -8.25)    2.46                56