Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 5 2.  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)
 05/04/2025   10:13:20   ( -75.75,-146.21) 05/04/2025   10:13:47  ( -75.78,-146.16)    3.28                27
 05/04/2025   11:04:05   (  75.70,  21.26) 05/04/2025   11:03:14  (  75.71,  21.28)    1.01                51
 05/07/2025   01:39:33   (  76.37, 160.15) 05/07/2025   01:40:37  (  76.28, 163.65)   92.55                64
 05/07/2025   02:30:03   ( -75.75, -30.33) 05/07/2025   02:30:15  ( -75.77, -30.30)    1.86                12
 05/07/2025   03:20:48   (  75.71, 137.13) 05/07/2025   03:19:42  (  75.70, 137.13)    1.42                66
 05/09/2025   17:56:03   (  75.80, -81.92) 05/09/2025   17:57:14  (  75.80, -81.96)    1.25                71
 05/09/2025   18:46:46   ( -75.77,  85.51) 05/09/2025   18:46:42  ( -75.78,  85.61)    2.79                 4
 05/09/2025   19:37:23   (  75.36,-105.84) 05/09/2025   19:36:14  (  75.45,-107.68)   52.76                69
 05/12/2025   10:12:45   (  75.83,  33.88) 05/12/2025   10:13:39  (  75.83,  33.99)    3.06                54
 05/12/2025   11:03:27   ( -75.74,-158.52) 05/12/2025   11:03:08  ( -75.76,-158.58)    2.11                19
 05/15/2025   02:29:27   (  75.82, 149.80) 05/15/2025   02:30:05  (  75.82, 149.86)    1.45                38
 05/15/2025   03:20:10   ( -75.78, -42.73) 05/15/2025   03:19:34  ( -75.75, -42.71)    3.03                36