Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 4 19.  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)
 04/20/2025   01:09:28   ( -77.40, -17.03) 04/20/2025   01:09:34  ( -77.38, -17.14)    3.41                 6
 04/20/2025   02:00:07   (  77.11, 151.62) 04/20/2025   01:58:58  (  77.15, 149.65)   49.13                69
 04/22/2025   11:31:00   (  77.41,   7.59) 04/22/2025   11:31:29  (  77.41,   7.45)    3.49                29
 04/22/2025   12:21:42   ( -77.39, 175.04) 04/22/2025   12:20:48  ( -77.41, 175.10)    3.02                54
 04/24/2025   21:52:29   ( -77.45,  32.12) 04/24/2025   21:53:23  ( -77.46,  32.11)    1.68                54
 04/24/2025   22:43:14   (  77.41,-160.39) 04/24/2025   22:42:43  (  77.40,-160.46)    2.12                31
 04/27/2025   08:14:05   (  77.64,  55.84) 04/27/2025   08:15:16  (  77.51,  56.76)   26.89                71
 04/27/2025   09:04:44   ( -77.45,-135.89) 04/27/2025   09:04:38  ( -77.43,-135.89)    2.71                 6
 04/29/2025   19:26:15   (  77.45,-111.22) 04/29/2025   19:26:30  (  77.47,-111.22)    2.37                15
 04/29/2025   20:16:58   ( -77.42,  56.26) 04/29/2025   20:15:52  ( -77.40,  56.17)    2.94                66
 05/02/2025   05:47:45   ( -77.50, -86.77) 05/02/2025   05:48:24  ( -77.50, -86.64)    3.09                39