Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 5 20.  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)
 05/21/2025   18:21:07   ( -77.59,  84.97) 05/21/2025   18:21:46  ( -77.59,  84.95)    0.61                39
 05/21/2025   19:11:51   (  77.53,-107.43) 05/21/2025   19:11:05  (  77.53,-107.61)    4.35                46
 05/24/2025   04:42:37   (  77.63, 109.48) 05/24/2025   04:43:33  (  77.61, 109.56)    2.51                56
 05/24/2025   05:33:20   ( -77.58, -82.96) 05/24/2025   05:32:55  ( -77.56, -82.97)    1.53                25
 05/26/2025   15:04:11   ( -77.87, 132.92) 05/26/2025   15:05:20  ( -77.77, 134.71)   43.49                69
 05/26/2025   15:54:49   (  77.58, -58.29) 05/26/2025   15:54:41  (  77.61, -58.26)    3.60                 8
 05/29/2025   02:16:18   ( -77.63, -33.82) 05/29/2025   02:16:31  ( -77.62, -33.73)    2.20                13
 05/29/2025   03:07:02   (  77.58, 133.71) 05/29/2025   03:05:50  (  77.55, 133.67)    3.51                72
 05/31/2025   12:37:47   (  77.65,  -9.25) 05/31/2025   12:38:17  (  77.64,  -9.17)    2.69                30
 05/31/2025   13:28:30   ( -77.59, 158.38) 05/31/2025   13:27:39  ( -77.60, 158.33)    1.52                51
 06/02/2025   22:59:15   ( -77.66,  15.42) 06/02/2025   23:00:06  ( -77.66,  15.43)    0.56                51