Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 10 29.  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)
 10/30/2025   13:13:08   (  76.43,  -8.83) 10/30/2025   13:13:39  (  76.41,  -8.83)    2.13                31
 10/30/2025   14:03:51   ( -76.37, 158.74) 10/30/2025   14:03:07  ( -76.39, 158.71)    2.48                44
 11/02/2025   05:29:43   (  76.41, 107.18) 11/02/2025   05:30:08  (  76.45, 107.16)    4.13                25
 11/02/2025   06:20:27   ( -76.39, -85.41) 11/02/2025   06:19:37  ( -76.38, -85.44)    1.41                50
 11/04/2025   21:46:19   (  76.44,-137.01) 11/04/2025   21:46:37  (  76.46,-136.92)    2.89                18
 11/04/2025   22:37:02   ( -76.37,  30.57) 11/04/2025   22:36:06  ( -76.39,  30.48)    3.07                56
 11/07/2025   14:02:54   (  76.44, -21.07) 11/07/2025   14:03:06  (  76.44, -21.10)    0.91                12
 11/07/2025   14:53:38   ( -76.41, 146.36) 11/07/2025   14:52:34  ( -76.42, 146.47)    3.29                64
 11/10/2025   05:28:53   ( -76.87, -74.17) 11/10/2025   05:30:01  ( -76.76, -71.76)   62.12                68
 11/10/2025   06:19:28   (  76.44,  94.85) 11/10/2025   06:19:33  (  76.45,  94.81)    1.39                 5
 11/10/2025   07:10:12   ( -76.42, -97.72) 11/10/2025   07:09:01  ( -76.43, -97.62)    3.34                71
 11/12/2025   21:45:22   ( -76.62,  42.78) 11/12/2025   21:46:34  ( -76.51,  43.25)   17.06                72