Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 9 28.  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)
 09/28/2023   03:40:46   (  73.32, 126.76) 09/28/2023   03:39:44  (  73.32, 126.82)    1.74                62
 09/30/2023   17:26:35   ( -74.13,  98.45) 09/30/2023   17:27:41  ( -74.05, 101.37)   89.23                66
 09/30/2023   18:17:06   (  73.39, -92.44) 09/30/2023   18:17:19  (  73.40, -92.42)    1.09                13
 09/30/2023   19:07:50   ( -73.33,  75.02) 09/30/2023   19:06:48  ( -73.33,  75.08)    1.90                62
 10/03/2023   08:53:38   (  74.07,  46.89) 10/03/2023   08:54:44  (  73.97,  49.41)   78.03                66
 10/03/2023   09:44:10   ( -73.41,-144.20) 10/03/2023   09:44:23  ( -73.38,-144.22)    3.49                13
 10/03/2023   10:34:54   (  73.31,  23.33) 10/03/2023   10:33:49  (  73.34,  23.35)    3.68                65
 10/06/2023   00:20:40   ( -73.99,  -4.64) 10/06/2023   00:21:48  ( -73.91,  -2.47)   67.16                68
 10/06/2023   01:11:14   (  73.40, 164.09) 10/06/2023   01:11:23  (  73.40, 164.08)    0.24                 9
 10/06/2023   02:01:58   ( -73.33, -28.44) 10/06/2023   02:00:52  ( -73.34, -28.42)    1.18                66
 10/08/2023   15:47:41   (  73.85, -56.02) 10/08/2023   15:48:51  (  73.75, -54.58)   46.05                70
 10/08/2023   16:38:18   ( -73.43, 112.29) 10/08/2023   16:38:25  ( -73.42, 112.36)    2.52                 7
 10/08/2023   17:29:01   (  73.34, -80.18) 10/08/2023   17:27:51  (  73.33, -80.19)    1.39                70
 10/11/2023   07:14:42   ( -73.79,-107.59) 10/11/2023   07:15:53  ( -73.68,-106.48)   36.59                71
 10/11/2023   08:05:20   (  73.40,  60.64) 10/11/2023   08:05:23  (  73.43,  60.62)    2.43                 3