Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2024 6 20.  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)
 06/21/2024   12:22:39   ( -74.47, 178.20) 06/21/2024   12:23:49  ( -74.49, 178.14)    3.11                70
 06/21/2024   13:13:24   (  74.43, -14.39) 06/21/2024   13:13:16  (  74.41, -14.40)    2.11                 8
 06/21/2024   14:04:00   ( -74.00, 154.06) 06/21/2024   14:02:50  ( -74.09, 152.47)   49.51                70
 06/24/2024   04:40:03   ( -74.45, -66.05) 06/24/2024   04:40:20  ( -74.45, -66.09)    1.29                17
 06/24/2024   05:30:47   (  74.37, 101.48) 06/24/2024   05:29:47  (  74.37, 101.36)    3.49                60
 06/26/2024   20:06:44   (  74.49,-117.77) 06/26/2024   20:07:22  (  74.50,-117.72)    1.60                38
 06/26/2024   20:57:28   ( -74.44,  49.68) 06/26/2024   20:56:51  ( -74.43,  49.75)    2.49                37
 06/29/2024   11:33:24   ( -74.52,-169.46) 06/29/2024   11:34:27  ( -74.49,-169.50)    3.27                63
 06/29/2024   12:24:08   (  74.44,  -1.93) 06/29/2024   12:23:53  (  74.46,  -1.93)    2.19                15
 06/29/2024   13:14:39   ( -73.76, 167.13) 06/29/2024   13:13:33  ( -73.83, 164.24)   90.05                66
 07/02/2024   03:00:14   (  75.00, 137.56) 07/02/2024   03:01:21  (  74.90, 139.78)   65.09                67
 07/02/2024   03:50:48   ( -74.47, -53.64) 07/02/2024   03:50:57  ( -74.48, -53.63)    1.15                 9