Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 7 10.  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)
 07/11/2025   23:14:49   (  77.85,-168.42) 07/11/2025   23:15:54  (  77.84,-168.57)    3.67                65
 07/12/2025   00:05:33   ( -77.83,  -0.99) 07/12/2025   00:05:14  ( -77.81,  -1.05)    2.76                19
 07/14/2025   09:36:24   ( -78.18,-145.54) 07/14/2025   09:37:32  ( -78.05,-143.14)   56.86                68
 07/14/2025   10:27:00   (  77.83,  23.69) 07/14/2025   10:26:56  (  77.83,  23.59)    2.48                 4
 07/16/2025   20:48:27   ( -77.85,  48.29) 07/16/2025   20:48:38  ( -77.85,  48.19)    2.13                11
 07/16/2025   21:39:11   (  77.82,-144.21) 07/16/2025   21:37:58  (  77.81,-144.30)    2.30                73
 07/19/2025   07:09:54   (  77.86,  72.94) 07/19/2025   07:10:19  (  77.90,  72.93)    4.34                25
 07/19/2025   08:00:38   ( -77.84,-119.63) 07/19/2025   07:59:40  ( -77.82,-119.73)    3.14                58
 07/21/2025   17:31:21   ( -77.89,  97.51) 07/21/2025   17:32:01  ( -77.90,  97.46)    1.89                40
 07/21/2025   18:22:04   (  77.85, -94.98) 07/21/2025   18:21:20  (  77.86, -95.05)    2.06                44