Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 2 25.  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)
 02/26/2023   04:16:06   (  72.70, 116.29) 02/26/2023   04:16:58  (  72.69, 116.21)    3.01                52
 02/26/2023   05:06:49   ( -72.60, -76.20) 02/26/2023   05:06:27  ( -72.61, -76.29)    3.23                22
 02/28/2023   19:43:19   ( -72.71,  64.50) 02/28/2023   19:44:02  ( -72.69,  64.44)    2.95                43
 02/28/2023   20:34:04   (  72.62,-128.01) 02/28/2023   20:33:29  (  72.60,-128.08)    3.06                35
 03/03/2023   11:10:32   (  72.68,  12.78) 03/03/2023   11:11:02  (  72.70,  12.70)    3.23                30
 03/03/2023   12:01:16   ( -72.64,-179.82) 03/03/2023   12:00:31  ( -72.63,-179.79)    1.30                45
 03/06/2023   02:37:45   ( -72.71, -39.06) 03/06/2023   02:38:05  ( -72.71, -39.05)    0.86                20
 03/06/2023   03:28:30   (  72.62, 128.44) 03/06/2023   03:27:32  (  72.61, 128.41)    1.40                58
 03/08/2023   17:14:23   ( -73.25, 100.70) 03/08/2023   17:15:32  ( -73.12, 102.36)   55.12                69
 03/08/2023   18:04:59   (  72.71, -90.82) 03/08/2023   18:05:05  (  72.71, -90.80)    0.66                 6