Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 5 25.  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)
 05/26/2025   15:04:10   ( -77.84, 133.09) 05/26/2025   15:05:20  ( -77.76, 134.68)   38.20                70
 05/26/2025   15:54:49   (  77.58, -58.30) 05/26/2025   15:54:41  (  77.61, -58.27)    3.35                 8
 05/29/2025   02:16:18   ( -77.63, -33.84) 05/29/2025   02:16:31  ( -77.62, -33.74)    2.56                13
 05/29/2025   03:07:02   (  77.58, 133.72) 05/29/2025   03:05:50  (  77.56, 133.69)    2.64                72
 05/31/2025   12:37:47   (  77.65,  -9.22) 05/31/2025   12:38:17  (  77.65,  -9.11)    2.51                30
 05/31/2025   13:28:30   ( -77.59, 158.39) 05/31/2025   13:27:39  ( -77.60, 158.36)    2.03                51
 06/02/2025   22:59:15   ( -77.65,  15.46) 06/02/2025   23:00:06  ( -77.68,  15.51)    3.72                51
 06/02/2025   23:49:59   (  77.61,-177.03) 06/02/2025   23:49:25  (  77.61,-177.09)    1.46                34
 06/05/2025   09:20:44   (  77.68,  40.00) 06/05/2025   09:21:52  (  77.68,  40.01)    0.33                68
 06/05/2025   10:11:28   ( -77.65,-152.54) 06/05/2025   10:11:14  ( -77.63,-152.52)    2.34                14
 06/07/2025   20:32:56   (  77.65,-127.84) 06/07/2025   20:32:59  (  77.66,-127.89)    1.49                 3