Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2022 10 28.  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)
 10/30/2022   12:24:36   (  73.16,  -8.13) 10/30/2022   12:25:41  (  73.04,  -5.12)   98.18                65
 10/30/2022   13:15:03   ( -72.29, 161.02) 10/30/2022   13:15:23  ( -72.29, 161.07)    1.82                20
 10/30/2022   14:05:48   (  72.19, -31.48) 10/30/2022   14:04:50  (  72.20, -31.44)    1.50                58
 11/02/2022   04:42:03   (  72.25, 109.36) 11/02/2022   04:42:24  (  72.27, 109.29)    2.95                21
 11/02/2022   05:32:46   ( -72.19, -83.20) 11/02/2022   05:31:53  ( -72.20, -83.20)    1.55                53
 11/04/2022   20:09:03   ( -72.31,  57.53) 11/04/2022   20:09:27  ( -72.32,  57.61)    2.70                24
 11/04/2022   20:59:48   (  72.21,-134.97) 11/04/2022   20:58:54  (  72.22,-134.92)    1.90                54
 11/07/2022   11:36:04   (  72.29,   5.85) 11/07/2022   11:36:28  (  72.31,   5.85)    2.90                24
 11/07/2022   12:26:47   ( -72.23, 173.29) 11/07/2022   12:25:58  ( -72.20, 173.28)    2.84                49
 11/10/2022   03:03:03   ( -72.31, -45.91) 11/10/2022   03:03:31  ( -72.33, -45.88)    2.84                28
 11/10/2022   03:53:48   (  72.20, 121.60) 11/10/2022   03:52:58  (  72.23, 121.58)    3.25                50