Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 12 3.  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)
 12/03/2023   05:05:29   (  73.65, 105.85) 12/03/2023   05:06:12  (  73.66, 105.87)    0.68                43
 12/03/2023   05:56:12   ( -73.60, -86.71) 12/03/2023   05:55:41  ( -73.58, -86.66)    2.97                31
 12/05/2023   20:32:26   ( -73.69,  54.08) 12/05/2023   20:33:12  ( -73.67,  54.16)    2.66                46
 12/05/2023   21:23:11   (  73.58,-138.36) 12/05/2023   21:22:39  (  73.59,-138.38)    0.94                32
 12/08/2023   11:59:25   (  73.68,   2.40) 12/08/2023   12:00:09  (  73.69,   2.46)    2.35                44
 12/08/2023   12:50:08   ( -73.63, 169.84) 12/08/2023   12:49:38  ( -73.62, 169.94)    3.16                30
 12/11/2023   03:26:20   ( -73.69, -49.30) 12/11/2023   03:27:07  ( -73.69, -49.29)    0.75                47
 12/11/2023   04:17:05   (  73.59, 118.24) 12/11/2023   04:16:34  (  73.60, 118.16)    2.77                31
 12/13/2023   18:53:18   (  73.66,-100.95) 12/13/2023   18:54:03  (  73.68,-101.05)    3.51                45
 12/13/2023   19:44:01   ( -73.60,  66.51) 12/13/2023   19:43:32  ( -73.61,  66.45)    2.32                29
 12/16/2023   10:20:14   ( -73.69,-152.70) 12/16/2023   10:21:00  ( -73.71,-152.72)    2.53                46
 12/16/2023   11:10:59   (  73.60,  14.83) 12/16/2023   11:10:27  (  73.61,  14.72)    3.88                32