Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2024 4 19.  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)
 04/21/2024   12:54:29   ( -74.26, 169.60) 04/21/2024   12:54:58  ( -74.25, 169.69)    2.85                29
 04/21/2024   13:45:14   (  74.17, -22.86) 04/21/2024   13:44:25  (  74.17, -22.86)    0.27                49
 04/24/2024   04:21:16   (  74.27, 117.91) 04/24/2024   04:21:53  (  74.25, 117.94)    2.90                37
 04/24/2024   05:11:58   ( -74.17, -74.51) 04/24/2024   05:11:22  ( -74.18, -74.59)    2.54                36
 04/26/2024   19:48:01   ( -74.29,  66.23) 04/26/2024   19:48:49  ( -74.31,  66.33)    3.65                48
 04/26/2024   20:38:46   (  74.21,-126.26) 04/26/2024   20:38:16  (  74.22,-126.24)    0.76                30
 04/29/2024   11:14:48   (  74.31,  14.55) 04/29/2024   11:15:43  (  74.29,  14.55)    2.20                55
 04/29/2024   12:05:31   ( -74.24,-177.97) 04/29/2024   12:05:12  ( -74.22,-177.97)    2.46                19
 05/02/2024   02:41:32   ( -74.30, -37.07) 05/02/2024   02:42:38  ( -74.29, -37.18)    3.44                66
 05/02/2024   03:32:17   (  74.23, 130.41) 05/02/2024   03:32:04  (  74.24, 130.36)    1.93                13