Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 4 7.  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)
 04/09/2023   09:49:39   (  72.87,  33.09) 04/09/2023   09:50:11  (  72.89,  33.14)    2.86                32
 04/09/2023   10:40:21   ( -72.76,-159.36) 04/09/2023   10:39:41  ( -72.76,-159.46)    3.24                40
 04/12/2023   01:16:46   ( -72.88, -18.68) 04/12/2023   01:17:10  ( -72.85, -18.69)    3.34                24
 04/12/2023   02:07:31   (  72.77, 148.86) 04/12/2023   02:06:37  (  72.75, 148.78)    3.12                54
 04/14/2023   15:53:23   ( -73.55, 120.74) 04/14/2023   15:54:30  ( -73.43, 123.09)   75.60                67
 04/14/2023   16:43:56   (  72.85, -70.38) 04/14/2023   16:44:06  (  72.86, -70.41)    1.31                10
 04/14/2023   17:34:39   ( -72.78,  97.08) 04/14/2023   17:33:35  ( -72.79,  97.10)    1.35                64
 04/17/2023   07:20:23   (  73.05,  70.13) 04/17/2023   07:21:34  (  72.99,  70.46)   12.46                71
 04/17/2023   08:11:04   ( -72.87,-122.17) 04/17/2023   08:11:04  ( -72.87,-122.13)    1.38                 0
 04/17/2023   09:01:45   (  72.57,  45.77) 04/17/2023   09:00:33  (  72.67,  45.12)   24.16                72
 04/19/2023   22:47:28   ( -72.92,  18.65) 04/19/2023   22:48:33  ( -72.92,  18.58)    2.40                65
 04/19/2023   23:38:14   (  72.88,-173.94) 04/19/2023   23:37:59  (  72.87,-173.87)    2.58                15