Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 4 5.  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)
 04/05/2025   09:18:49   ( -77.31,-139.32) 04/05/2025   09:19:04  ( -77.33,-139.43)    3.25                15
 04/05/2025   10:09:34   (  77.28,  28.15) 04/05/2025   10:08:24  (  77.31,  28.16)    3.56                70
 04/07/2025   19:40:23   (  77.36,-114.87) 04/07/2025   19:41:04  (  77.37,-114.83)    1.33                41
 04/07/2025   20:31:06   ( -77.33,  52.60) 04/07/2025   20:30:25  ( -77.30,  52.57)    3.48                41
 04/10/2025   06:01:54   ( -77.38, -90.28) 04/10/2025   06:03:04  ( -77.37, -90.38)    2.83                70
 04/10/2025   06:52:39   (  77.34,  77.19) 04/10/2025   06:52:24  (  77.33,  77.16)    1.50                15
 04/12/2025   17:14:10   ( -77.38, 101.73) 04/12/2025   17:14:22  ( -77.39, 101.84)    2.96                12
 04/12/2025   18:04:55   (  77.34, -90.80) 04/12/2025   18:03:42  (  77.35, -90.65)    3.80                73
 04/15/2025   03:35:42   (  77.38, 126.41) 04/15/2025   03:36:20  (  77.38, 126.25)    3.74                38
 04/15/2025   04:26:25   ( -77.34, -66.11) 04/15/2025   04:25:40  ( -77.37, -66.11)    3.12                45
 04/17/2025   13:57:13   ( -77.43, 150.85) 04/17/2025   13:58:17  ( -77.41, 150.85)    2.03                64
 04/17/2025   14:47:58   (  77.40, -41.69) 04/17/2025   14:47:36  (  77.40, -41.51)    4.25                22