Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2024 12 20.  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)
 12/21/2024   13:33:40   ( -73.17, 147.76) 12/21/2024   13:34:09  ( -73.18, 147.86)    3.59                29
 12/21/2024   14:24:23   (  73.05, -44.66) 12/21/2024   14:23:31  (  73.04, -44.75)    2.82                52
 12/23/2024   23:55:32   (  73.89, 170.70) 12/23/2024   23:56:38  (  73.76, 173.33)   82.83                66
 12/24/2024   00:46:01   ( -73.12, -20.23) 12/24/2024   00:46:11  ( -73.11, -20.32)    2.92                10
 12/24/2024   01:36:44   (  73.00, 147.35) 12/24/2024   01:35:32  (  73.02, 147.16)    6.24                72
 12/26/2024   11:07:39   (  73.20,   4.18) 12/26/2024   11:08:47  (  73.22,   4.18)    1.55                68
 12/26/2024   11:58:22   ( -73.14, 171.64) 12/26/2024   11:58:10  ( -73.11, 171.64)    2.66                12
 12/28/2024   22:20:00   (  73.18,-163.85) 12/28/2024   22:20:47  (  73.17,-163.95)    3.21                47
 12/28/2024   23:10:43   ( -73.11,   3.61) 12/28/2024   23:10:09  ( -73.13,   3.63)    1.93                34
 12/31/2024   09:32:22   (  73.21,  27.98) 12/31/2024   09:32:45  (  73.19,  28.05)    3.28                23
 12/31/2024   10:23:04   ( -73.09,-164.45) 12/31/2024   10:22:08  ( -73.10,-164.46)    1.02                56
 01/02/2025   19:54:08   ( -73.72,  51.41) 01/02/2025   19:55:17  ( -73.57,  53.11)   56.04                69
 01/02/2025   20:44:42   (  73.15,-139.99) 01/02/2025   20:44:43  (  73.17,-140.01)    2.27                 1