Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 8 23.  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)
 08/24/2023   17:57:51   (  73.30, -87.96) 08/24/2023   17:58:41  (  73.30, -87.99)    1.12                50
 08/24/2023   18:48:34   ( -73.23,  79.51) 08/24/2023   18:48:10  ( -73.23,  79.51)    0.47                24
 08/27/2023   09:24:56   ( -73.28,-139.66) 08/27/2023   09:25:45  ( -73.30,-139.75)    3.20                49
 08/27/2023   10:15:42   (  73.24,  27.75) 08/27/2023   10:15:11  (  73.26,  27.82)    3.14                31
 08/30/2023   00:52:03   (  73.31, 168.55) 08/30/2023   00:52:45  (  73.30, 168.51)    1.35                42
 08/30/2023   01:42:46   ( -73.23, -23.96) 08/30/2023   01:42:14  ( -73.24, -23.98)    1.55                32
 09/01/2023   16:19:08   ( -73.30, 116.84) 09/01/2023   16:19:48  ( -73.31, 116.78)    2.73                40
 09/01/2023   17:09:53   (  73.22, -75.67) 09/01/2023   17:09:15  (  73.22, -75.77)    3.32                38
 09/04/2023   07:46:15   (  73.30,  65.10) 09/04/2023   07:46:48  (  73.32,  65.04)    2.74                33
 09/04/2023   08:36:59   ( -73.25,-127.49) 09/04/2023   08:36:17  ( -73.26,-127.44)    1.57                42