Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 6 13.  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)
 06/15/2025   03:37:20   ( -77.74, -54.20) 06/15/2025   03:38:15  ( -77.70, -54.18)    4.28                55
 06/15/2025   04:28:03   (  77.67, 113.49) 06/15/2025   04:27:34  (  77.66, 113.31)    4.20                29
 06/17/2025   13:58:48   (  77.76, -29.59) 06/17/2025   13:59:58  (  77.74, -29.50)    2.84                70
 06/17/2025   14:49:31   ( -77.69, 138.09) 06/17/2025   14:49:19  ( -77.71, 138.04)    3.08                12
 06/20/2025   01:10:59   (  77.71, 162.67) 06/20/2025   01:11:02  (  77.73, 162.63)    2.25                 3
 06/20/2025   02:01:36   ( -77.39, -28.45) 06/20/2025   02:00:28  ( -77.47, -30.75)   56.42                68
 06/22/2025   11:32:27   ( -77.73,-172.73) 06/22/2025   11:32:47  ( -77.73,-172.84)    2.54                20
 06/22/2025   12:23:11   (  77.71,  -5.30) 06/22/2025   12:22:06  (  77.70,  -5.32)    1.48                65
 06/24/2025   21:53:54   (  77.77,-148.22) 06/24/2025   21:54:28  (  77.75,-148.23)    1.45                34