Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 9 3.  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)
 09/04/2023   07:46:16   (  73.34,  65.00) 09/04/2023   07:46:48  (  73.35,  65.10)    3.30                32
 09/04/2023   08:36:59   ( -73.26,-127.50) 09/04/2023   08:36:17  ( -73.28,-127.41)    3.47                42
 09/06/2023   23:13:21   ( -73.34,  13.27) 09/06/2023   23:13:51  ( -73.31,  13.27)    2.80                30
 09/07/2023   00:04:06   (  73.26,-179.24) 09/07/2023   00:03:17  (  73.28,-179.16)    3.46                49
 09/09/2023   14:40:28   (  73.36, -38.51) 09/09/2023   14:40:50  (  73.34, -38.42)    3.26                22
 09/09/2023   15:31:11   ( -73.26, 129.03) 09/09/2023   15:30:19  ( -73.28, 129.08)    2.41                52
 09/12/2023   06:07:31   ( -73.31, -90.12) 09/12/2023   06:07:51  ( -73.32, -90.22)    3.24                20
 09/12/2023   06:58:16   (  73.24,  77.33) 09/12/2023   06:57:18  (  73.22,  77.23)    3.73                58
 09/14/2023   20:44:06   ( -74.05,  49.05) 09/14/2023   20:45:12  ( -73.96,  51.78)   84.36                66
 09/14/2023   21:34:38   (  73.35,-141.97) 09/14/2023   21:34:49  (  73.35,-141.90)    2.23                11