Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 8 17.  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)
 08/19/2023   11:03:37   (  73.28,  15.57) 08/19/2023   11:04:34  (  73.29,  15.52)    1.86                57
 08/19/2023   11:54:20   ( -73.21,-176.97) 08/19/2023   11:54:03  ( -73.22,-176.98)    1.02                17
 08/22/2023   02:30:43   ( -73.30, -36.23) 08/22/2023   02:31:39  ( -73.29, -36.25)    2.18                56
 08/22/2023   03:21:28   (  73.20, 131.31) 08/22/2023   03:21:06  (  73.20, 131.21)    3.13                22
 08/24/2023   17:57:51   (  73.31, -87.98) 08/24/2023   17:58:41  (  73.29, -88.00)    2.62                50
 08/24/2023   18:48:34   ( -73.23,  79.51) 08/24/2023   18:48:10  ( -73.23,  79.51)    0.76                24
 08/27/2023   09:24:56   ( -73.29,-139.66) 08/27/2023   09:25:45  ( -73.29,-139.75)    2.83                49
 08/27/2023   10:15:42   (  73.25,  27.73) 08/27/2023   10:15:11  (  73.25,  27.81)    2.57                31
 08/30/2023   00:52:04   (  73.32, 168.52) 08/30/2023   00:52:46  (  73.29, 168.50)    2.87                42
 08/30/2023   01:42:46   ( -73.23, -23.96) 08/30/2023   01:42:14  ( -73.24, -23.98)    0.98                32