Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 8 23.  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)
 08/24/2025   16:49:29   ( -76.18, 116.23) 08/24/2025   16:49:49  ( -76.18, 116.38)    4.14                20
 08/24/2025   17:40:14   (  76.13, -76.29) 08/24/2025   17:39:16  (  76.12, -76.18)    3.32                58
 08/27/2025   08:15:36   (  76.63,  63.10) 08/27/2025   08:16:43  (  76.53,  65.79)   70.19                67
 08/27/2025   09:06:09   ( -76.16,-127.81) 08/27/2025   09:06:18  ( -76.17,-127.78)    0.91                 9
 08/27/2025   09:56:54   (  76.12,  39.67) 08/27/2025   09:55:45  (  76.10,  39.65)    1.92                69
 08/30/2025   00:32:07   (  76.22,-179.43) 08/30/2025   00:33:18  (  76.21,-179.38)    1.48                71
 08/30/2025   01:22:49   ( -76.15, -11.86) 08/30/2025   01:22:47  ( -76.14, -11.98)    3.45                 2
 08/30/2025   02:13:27   (  75.79, 156.72) 08/30/2025   02:12:18  (  75.87, 154.84)   52.08                69
 09/01/2025   16:48:47   (  76.21, -63.50) 09/01/2025   16:49:46  (  76.22, -63.48)    0.89                59
 09/01/2025   17:39:29   ( -76.14, 104.08) 09/01/2025   17:39:15  ( -76.15, 103.94)    3.93                14
 09/04/2025   09:05:26   (  76.21,  52.41) 09/04/2025   09:06:13  (  76.21,  52.39)    0.47                47
 09/04/2025   09:56:09   ( -76.18,-140.16) 09/04/2025   09:55:41  ( -76.19,-140.04)    3.44                28