Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 28.  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   01:39:54   ( -75.73, -17.94) 04/29/2025   01:40:51  ( -75.73, -18.03)    2.61                57
 04/29/2025   02:30:39   (  75.68, 149.55) 04/29/2025   02:30:17  (  75.72, 149.56)    3.90                22
 05/01/2025   17:56:38   ( -75.77,  97.84) 05/01/2025   17:57:20  ( -75.74,  97.86)    3.14                42
 05/01/2025   18:47:23   (  75.72, -94.68) 05/01/2025   18:46:46  (  75.72, -94.56)    3.34                37
 05/04/2025   10:13:20   ( -75.76,-146.26) 05/04/2025   10:13:47  ( -75.76,-146.21)    1.39                27
 05/04/2025   11:04:05   (  75.72,  21.20) 05/04/2025   11:03:14  (  75.68,  21.22)    3.90                51
 05/07/2025   01:39:32   (  76.34, 160.24) 05/07/2025   01:40:37  (  76.25, 163.55)   87.86                65
 05/07/2025   02:30:03   ( -75.77, -30.39) 05/07/2025   02:30:15  ( -75.74, -30.38)    3.44                12
 05/07/2025   03:20:47   (  75.69, 137.21) 05/07/2025   03:19:41  (  75.71, 137.18)    3.16                66
 05/09/2025   17:56:03   (  75.83, -82.01) 05/09/2025   17:57:13  (  75.81, -81.95)    2.92                70
 05/09/2025   18:46:45   ( -75.75,  85.59) 05/09/2025   18:46:42  ( -75.74,  85.49)    2.90                 3