Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 8 29.  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)
 08/30/2023   00:52:04   (  73.33, 168.50) 08/30/2023   00:52:45  (  73.34, 168.59)    3.30                41
 08/30/2023   01:42:47   ( -73.25, -24.02) 08/30/2023   01:42:14  ( -73.27, -23.92)    3.66                33
 09/01/2023   16:19:09   ( -73.32, 116.79) 09/01/2023   16:19:49  ( -73.30, 116.75)    2.23                40
 09/01/2023   17:09:54   (  73.23, -75.71) 09/01/2023   17:09:16  (  73.22, -75.78)    2.97                38
 09/04/2023   07:46:15   (  73.31,  65.06) 09/04/2023   07:46:48  (  73.33,  65.06)    1.92                33
 09/04/2023   08:36:59   ( -73.27,-127.54) 09/04/2023   08:36:17  ( -73.27,-127.44)    3.26                42
 09/06/2023   23:13:20   ( -73.30,  13.35) 09/06/2023   23:13:51  ( -73.31,  13.26)    2.95                31
 09/07/2023   00:04:06   (  73.28,-179.29) 09/07/2023   00:03:17  (  73.27,-179.18)    3.75                49
 09/09/2023   14:40:27   (  73.32, -38.43) 09/09/2023   14:40:50  (  73.34, -38.41)    2.37                23
 09/09/2023   15:31:11   ( -73.27, 129.00) 09/09/2023   15:30:19  ( -73.28, 129.10)    3.33                52