Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 8 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)
 08/12/2025   15:35:12   ( -78.01, 126.46) 08/12/2025   15:36:16  ( -78.02, 126.45)    1.04                64
 08/12/2025   16:25:57   (  77.98, -66.07) 08/12/2025   16:25:36  (  77.97, -66.11)    1.77                21
 08/15/2025   01:56:41   (  78.07, 150.82) 08/15/2025   01:57:53  (  78.02, 150.98)    7.06                72
 08/15/2025   02:47:23   ( -78.00, -41.48) 08/15/2025   02:47:13  ( -78.00, -41.43)    1.22                10
 08/17/2025   13:08:52   (  78.03, -16.92) 08/17/2025   13:08:50  (  78.02, -16.81)    2.86                 2
 08/17/2025   13:59:23   ( -77.52, 153.04) 08/17/2025   13:58:20  ( -77.55, 148.92)   99.16                63
 08/19/2025   23:30:18   ( -78.02,   7.85) 08/19/2025   23:30:28  ( -78.03,   7.81)    2.35                10
 08/20/2025   00:21:00   (  77.87, 175.96) 08/20/2025   00:19:48  (  77.96, 175.14)   21.34                72
 08/22/2025   09:51:47   (  78.05,  32.37) 08/22/2025   09:52:04  (  78.05,  32.43)    1.47                17
 08/22/2025   10:42:30   ( -78.02,-160.14) 08/22/2025   10:41:25  ( -78.01,-160.08)    1.47                65
 08/24/2025   20:13:13   ( -78.04,  57.12) 08/24/2025   20:13:42  ( -78.05,  56.98)    3.49                29