Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 6 3.  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)
 06/05/2025   11:52:15   ( -75.86,-170.46) 06/05/2025   11:52:41  ( -75.83,-170.50)    3.30                26
 06/05/2025   12:42:59   (  75.80,  -2.96) 06/05/2025   12:42:07  (  75.81,  -2.91)    1.63                52
 06/08/2025   04:08:56   ( -75.85, -54.53) 06/08/2025   04:09:08  ( -75.86, -54.53)    1.17                12
 06/08/2025   04:59:40   (  75.80, 112.96) 06/08/2025   04:58:35  (  75.79, 112.90)    1.80                65
 06/10/2025   19:34:55   (  75.96,-106.34) 06/10/2025   19:36:06  (  75.93,-106.04)    8.66                71
 06/10/2025   20:25:37   ( -75.84,  61.38) 06/10/2025   20:25:35  ( -75.86,  61.38)    1.90                 2
 06/10/2025   21:16:16   (  75.57,-130.39) 06/10/2025   21:15:05  (  75.64,-131.64)   35.40                71
 06/13/2025   11:51:34   (  75.92,   9.69) 06/13/2025   11:52:32  (  75.91,   9.79)    3.19                58
 06/13/2025   12:42:17   ( -75.85, 177.26) 06/13/2025   12:42:01  ( -75.84, 177.22)    1.51                16
 06/16/2025   04:08:14   (  75.90, 125.69) 06/16/2025   04:08:58  (  75.91, 125.69)    1.79                44
 06/16/2025   04:58:58   ( -75.86, -66.89) 06/16/2025   04:58:27  ( -75.85, -66.87)    1.91                31