Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 10 24.  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)
 10/24/2023   14:11:15   (  73.40, -30.63) 10/24/2023   14:10:11  (  73.38, -30.68)    2.82                64
 10/27/2023   03:57:02   ( -74.25, -59.05) 10/27/2023   03:58:07  ( -74.20, -55.92)   94.76                65
 10/27/2023   04:47:33   (  73.50, 110.11) 10/27/2023   04:47:46  (  73.49, 110.16)    1.81                13
 10/27/2023   05:38:16   ( -73.40, -82.35) 10/27/2023   05:37:15  ( -73.43, -82.35)    2.61                61
 10/29/2023   19:24:04   (  74.30,-110.89) 10/29/2023   19:25:08  (  74.20,-107.67)   97.93                64
 10/29/2023   20:14:33   ( -73.51,  58.36) 10/29/2023   20:14:49  ( -73.52,  58.44)    2.45                16
 10/29/2023   21:05:17   (  73.40,-134.06) 10/29/2023   21:04:16  (  73.43,-134.10)    3.18                61
 11/01/2023   11:41:35   (  73.52,   6.63) 11/01/2023   11:41:50  (  73.54,   6.73)    3.70                15
 11/01/2023   12:32:18   ( -73.42, 174.17) 11/01/2023   12:31:20  ( -73.43, 174.13)    1.25                58
 11/04/2023   03:08:35   ( -73.51, -45.04) 11/04/2023   03:08:54  ( -73.51, -45.08)    1.57                19
 11/04/2023   03:59:20   (  73.44, 122.42) 11/04/2023   03:58:21  (  73.42, 122.36)    3.17                59
 11/06/2023   18:35:37   (  73.53, -96.80) 11/06/2023   18:35:54  (  73.53, -96.80)    0.17                17
 11/06/2023   19:26:21   ( -73.48,  70.61) 11/06/2023   19:25:23  ( -73.47,  70.72)    3.62                58