Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2024 12 24.  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)
 12/24/2024   16:18:46   ( -75.15, 121.17) 12/24/2024   16:19:16  ( -75.15, 121.04)    3.86                30
 12/24/2024   17:09:32   (  75.13, -71.46) 12/24/2024   17:08:42  (  75.13, -71.38)    2.41                50
 12/27/2024   07:45:04   (  75.32,  69.15) 12/27/2024   07:46:15  (  75.25,  69.56)   13.81                71
 12/27/2024   08:35:44   ( -75.15,-123.00) 12/27/2024   08:35:44  ( -75.18,-123.00)    3.62                 0
 12/27/2024   09:26:25   (  74.90,  45.05) 12/27/2024   09:25:14  (  74.95,  44.05)   29.78                71
 12/30/2024   00:01:59   (  75.20,-174.64) 12/30/2024   00:02:44  (  75.19,-174.73)    2.52                45
 12/30/2024   00:52:42   ( -75.16,  -7.22) 12/30/2024   00:52:12  ( -75.17,  -7.14)    2.30                30
 01/01/2025   16:18:56   (  75.18, -58.77) 01/01/2025   16:19:11  (  75.18, -58.86)    2.56                15
 01/01/2025   17:09:39   ( -75.14, 108.66) 01/01/2025   17:08:39  ( -75.16, 108.73)    2.78                60
 01/04/2025   07:45:07   ( -75.23,-110.40) 01/04/2025   07:46:09  ( -75.26,-110.39)    3.68                62
 01/04/2025   08:35:52   (  75.18,  57.06) 01/04/2025   08:35:36  (  75.18,  57.02)    1.10                16
 01/07/2025   00:02:04   ( -75.24,   5.40) 01/07/2025   00:02:35  ( -75.22,   5.38)    2.25                31
 01/07/2025   00:52:49   (  75.19, 172.84) 01/07/2025   00:52:01  (  75.18, 172.93)    2.83                48