Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 10 26.  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)
 10/27/2025   20:56:33   (  76.42,-124.72) 10/27/2025   20:57:10  (  76.40,-124.77)    3.52                37
 10/27/2025   21:47:16   ( -76.36,  42.86) 10/27/2025   21:46:38  ( -76.37,  42.78)    2.59                38
 10/30/2025   13:13:09   (  76.44,  -8.85) 10/30/2025   13:13:40  (  76.41,  -8.85)    3.47                31
 10/30/2025   14:03:52   ( -76.37, 158.74) 10/30/2025   14:03:08  ( -76.39, 158.71)    2.09                44
 11/02/2025   05:29:43   (  76.42, 107.16) 11/02/2025   05:30:08  (  76.44, 107.14)    2.93                25
 11/02/2025   06:20:27   ( -76.39, -85.41) 11/02/2025   06:19:37  ( -76.38, -85.45)    1.79                50
 11/04/2025   21:46:19   (  76.45,-137.02) 11/04/2025   21:46:37  (  76.45,-136.94)    2.22                18
 11/04/2025   22:37:02   ( -76.37,  30.58) 11/04/2025   22:36:06  ( -76.39,  30.47)    3.12                56
 11/07/2025   14:02:54   (  76.44, -21.07) 11/07/2025   14:03:06  (  76.44, -21.11)    1.17                12