Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 11 5.  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)
 11/07/2025   14:02:54   (  76.45, -21.12) 11/07/2025   14:03:06  (  76.43, -21.16)    3.01                12
 11/07/2025   14:53:37   ( -76.39, 146.45) 11/07/2025   14:52:34  ( -76.40, 146.39)    2.23                63
 11/10/2025   05:28:54   ( -76.88, -74.23) 11/10/2025   05:30:01  ( -76.79, -71.68)   65.63                67
 11/10/2025   06:19:29   (  76.45,  94.81) 11/10/2025   06:19:34  (  76.43,  94.75)    2.61                 5
 11/10/2025   07:10:12   ( -76.39, -97.62) 11/10/2025   07:09:02  ( -76.41, -97.70)    3.22                70
 11/12/2025   21:45:22   ( -76.59,  42.91) 11/12/2025   21:46:34  ( -76.54,  43.34)   12.40                72
 11/12/2025   22:36:03   (  76.46,-149.29) 11/12/2025   22:36:00  (  76.47,-149.26)    0.92                 3
 11/12/2025   23:26:43   ( -76.26,  18.79) 11/12/2025   23:25:31  ( -76.30,  17.83)   25.63                72
 11/15/2025   14:01:54   ( -76.51, 159.13) 11/15/2025   14:03:01  ( -76.50, 159.10)    1.76                67
 11/15/2025   14:52:38   (  76.48, -33.41) 11/15/2025   14:52:27  (  76.47, -33.34)    1.73                11
 11/15/2025   15:43:10   ( -75.92, 135.96) 11/15/2025   15:42:05  ( -75.97, 132.67)   88.94                65
 11/18/2025   06:18:29   ( -76.54, -85.02) 11/18/2025   06:19:27  ( -76.53, -84.90)    3.29                58
 11/18/2025   07:09:12   (  76.45,  82.61) 11/18/2025   07:08:54  (  76.46,  82.49)    3.20                18