Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 8 8.  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)
 08/08/2023   21:15:09   (  73.25,-137.40) 08/08/2023   21:16:19  (  73.27,-137.47)    3.17                70
 08/08/2023   22:05:52   ( -73.19,  30.04) 08/08/2023   22:05:48  ( -73.20,  30.03)    0.95                 4
 08/08/2023   22:56:31   (  72.78,-161.74) 08/08/2023   22:55:21  (  72.80,-163.13)   45.59                70
 08/11/2023   12:42:15   ( -73.26, 170.84) 08/11/2023   12:43:22  ( -73.28, 170.79)    2.68                67
 08/11/2023   13:33:01   (  73.20, -21.71) 08/11/2023   13:32:49  (  73.19, -21.75)    1.58                12
 08/11/2023   14:23:35   ( -72.69, 146.71) 08/11/2023   14:22:26  ( -72.70, 144.92)   59.07                69
 08/14/2023   04:09:24   (  73.27, 119.06) 08/14/2023   04:10:22  (  73.28, 119.06)    1.31                58
 08/14/2023   05:00:07   ( -73.21, -73.48) 08/14/2023   04:59:51  ( -73.22, -73.43)    2.03                16
 08/16/2023   19:36:29   ( -73.29,  67.29) 08/16/2023   19:37:23  ( -73.30,  67.33)    1.73                54
 08/16/2023   20:27:14   (  73.19,-125.18) 08/16/2023   20:26:50  (  73.20,-125.22)    2.07                24
 08/19/2023   11:03:37   (  73.28,  15.56) 08/19/2023   11:04:22  (  73.30,  15.60)    2.74                45
 08/19/2023   11:54:20   ( -73.21,-176.96) 08/19/2023   11:53:52  ( -73.19,-176.99)    1.93                28