Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 11 9.  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)
 11/09/2023   09:12:07   (  74.31,  42.23) 11/09/2023   09:13:12  (  74.23,  45.37)   95.08                65
 11/09/2023   10:02:36   ( -73.55,-148.56) 11/09/2023   10:02:53  ( -73.53,-148.55)    1.92                17
 11/09/2023   10:53:21   (  73.46,  18.95) 11/09/2023   10:52:20  (  73.45,  18.92)    2.19                61
 11/12/2023   01:29:36   (  73.55, 159.73) 11/12/2023   01:29:50  (  73.52, 159.69)    3.40                14
 11/12/2023   02:20:19   ( -73.47, -32.77) 11/12/2023   02:19:19  ( -73.45, -32.82)    2.96                60
 11/14/2023   16:06:04   (  74.23, -60.98) 11/14/2023   16:07:10  (  74.12, -58.37)   80.12                66
 11/14/2023   16:56:35   ( -73.57, 107.98) 11/14/2023   16:56:48  ( -73.58, 108.08)    3.54                13
 11/14/2023   17:47:20   (  73.48, -84.51) 11/14/2023   17:46:15  (  73.49, -84.47)    1.65                65
 11/17/2023   07:33:02   ( -74.21,-112.64) 11/17/2023   07:34:09  ( -74.09,-110.18)   75.92                67
 11/17/2023   08:23:35   (  73.54,  56.33) 11/17/2023   08:23:45  (  73.53,  56.23)    3.79                10
 11/17/2023   09:14:18   ( -73.47,-136.18) 11/17/2023   09:13:14  ( -73.46,-136.28)    3.17                64
 11/19/2023   22:59:58   (  74.01,-163.82) 11/19/2023   23:01:07  (  73.93,-162.26)   48.76                69
 11/19/2023   23:50:33   ( -73.55,   4.63) 11/19/2023   23:50:42  ( -73.56,   4.56)    2.71                 9
 11/20/2023   00:41:19   (  73.51, 172.02) 11/20/2023   00:40:08  (  73.51, 172.10)    2.55                71
 11/22/2023   14:26:54   ( -73.98, 144.57) 11/22/2023   14:28:04  ( -73.87, 145.86)   41.55                70
 11/22/2023   15:17:32   (  73.55, -47.08) 11/22/2023   15:17:35  (  73.56, -47.16)    3.04                 3