Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 27.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 04/29/2025   01:39:55   ( -75.77, -18.05) 04/29/2025   01:40:51  ( -75.75, -17.99)    2.52                56
 04/29/2025   02:30:40   (  75.71, 149.44) 04/29/2025   02:30:18  (  75.68, 149.46)    3.76                22
 05/01/2025   17:56:37   ( -75.75,  97.89) 05/01/2025   17:57:19  ( -75.76,  97.91)    0.53                42
 05/01/2025   18:47:22   (  75.71, -94.64) 05/01/2025   18:46:46  (  75.69, -94.66)    2.31                36
 05/04/2025   10:13:20   ( -75.75,-146.21) 05/04/2025   10:13:47  ( -75.78,-146.16)    3.34                27
 05/04/2025   11:04:05   (  75.71,  21.24) 05/04/2025   11:03:14  (  75.70,  21.27)    0.83                51
 05/07/2025   01:39:33   (  76.38, 160.11) 05/07/2025   01:40:37  (  76.27, 163.62)   92.96                64
 05/07/2025   02:30:03   ( -75.76, -30.35) 05/07/2025   02:30:15  ( -75.76, -30.32)    1.06                12
 05/07/2025   03:20:48   (  75.72, 137.09) 05/07/2025   03:19:42  (  75.69, 137.10)    3.83                66
 05/09/2025   17:56:03   (  75.82, -81.97) 05/09/2025   17:57:13  (  75.83, -81.87)    3.28                70
 05/09/2025   18:46:46   ( -75.78,  85.47) 05/09/2025   18:46:42  ( -75.77,  85.57)    3.08                 4