Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 6 20.  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)
 06/22/2025   11:32:27   ( -77.75,-172.81) 06/22/2025   11:32:49  ( -77.73,-172.85)    1.52                22
 06/22/2025   12:23:11   (  77.72,  -5.34) 06/22/2025   12:22:08  (  77.71,  -5.29)    1.62                63
 06/24/2025   21:53:55   (  77.78,-148.27) 06/24/2025   21:54:32  (  77.77,-148.18)    2.33                37
 06/24/2025   22:44:39   ( -77.74,  19.22) 06/24/2025   22:43:53  ( -77.73,  19.31)    2.87                46
 06/27/2025   08:15:21   ( -77.77,-123.51) 06/27/2025   08:16:16  ( -77.78,-123.64)    3.25                55
 06/27/2025   09:06:05   (  77.74,  43.93) 06/27/2025   09:05:35  (  77.75,  43.93)    1.22                30
 06/29/2025   18:36:49   (  77.81, -99.03) 06/29/2025   18:37:59  (  77.79, -99.05)    1.89                70
 06/29/2025   19:27:33   ( -77.77,  68.48) 06/29/2025   19:27:19  ( -77.79,  68.60)    3.45                14
 07/02/2025   05:49:00   (  77.78,  93.15) 07/02/2025   05:49:02  (  77.79,  93.15)    1.93                 2