Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 11 30.  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)
 11/30/2023   13:38:30   ( -73.66, 157.54) 11/30/2023   13:39:14  ( -73.64, 157.58)    2.45                44
 11/30/2023   14:29:15   (  73.56, -34.90) 11/30/2023   14:28:41  (  73.56, -34.95)    1.45                34
 12/03/2023   05:05:29   (  73.63, 105.92) 12/03/2023   05:06:13  (  73.64, 105.83)    3.15                44
 12/03/2023   05:56:12   ( -73.57, -86.64) 12/03/2023   05:55:42  ( -73.57, -86.68)    1.55                30
 12/05/2023   20:32:25   ( -73.65,  54.16) 12/05/2023   20:33:12  ( -73.66,  54.13)    1.44                47
 12/05/2023   21:23:11   (  73.60,-138.41) 12/05/2023   21:22:39  (  73.57,-138.42)    3.14                32
 12/08/2023   11:59:25   (  73.70,   2.36) 12/08/2023   12:00:09  (  73.67,   2.42)    3.21                44
 12/08/2023   12:50:07   ( -73.59, 169.93) 12/08/2023   12:49:38  ( -73.61, 169.91)    1.99                29
 12/11/2023   03:26:21   ( -73.70, -49.33) 12/11/2023   03:27:08  ( -73.67, -49.34)    2.97                47
 12/11/2023   04:17:06   (  73.60, 118.21) 12/11/2023   04:16:34  (  73.63, 118.22)    2.88                32
 12/13/2023   18:53:19   (  73.67,-100.97) 12/13/2023   18:54:03  (  73.70,-101.01)    2.87                44
 12/13/2023   19:44:02   ( -73.61,  66.50) 12/13/2023   19:43:32  ( -73.63,  66.49)    2.68                30