Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 9 12.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/13/2025   07:55:32   (  78.13,  61.57) 09/13/2025   07:55:37  (  78.15,  61.51)    3.25                 5
 09/13/2025   08:46:12   ( -77.98,-130.28) 09/13/2025   08:45:00  ( -78.04,-131.32)   25.05                72
 09/15/2025   18:16:58   ( -78.16,  86.11) 09/15/2025   18:17:12  ( -78.14,  86.01)    2.75                14
 09/15/2025   19:07:43   (  78.14,-106.47) 09/15/2025   19:06:30  (  78.12,-106.41)    2.41                73
 09/18/2025   04:38:25   (  78.17, 110.74) 09/18/2025   04:38:43  (  78.16, 110.66)    2.21                18
 09/18/2025   05:29:08   ( -78.13, -81.71) 09/18/2025   05:28:04  ( -78.15, -81.73)    2.00                64
 09/20/2025   14:59:51   ( -78.20, 135.29) 09/20/2025   15:00:17  ( -78.18, 135.31)    2.22                26
 09/20/2025   15:50:35   (  78.15, -57.11) 09/20/2025   15:49:35  (  78.15, -57.14)    0.80                60
 09/23/2025   01:21:16   (  78.19, 160.06) 09/23/2025   01:21:46  (  78.22, 160.05)    3.18                30
 09/23/2025   02:12:00   ( -78.18, -32.55) 09/23/2025   02:11:08  ( -78.16, -32.53)    1.61                52
 09/25/2025   11:42:42   ( -78.21,-175.37) 09/25/2025   11:43:20  ( -78.22,-175.38)    0.65                38