Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 6 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)
 06/08/2025   04:59:40   (  75.78, 113.00) 06/08/2025   04:58:41  (  75.80, 112.92)    3.06                59
 06/10/2025   19:35:03   (  76.34,-107.74) 06/10/2025   19:36:10  (  76.23,-105.15)   69.34                67
 06/10/2025   20:25:37   ( -75.87,  61.27) 06/10/2025   20:25:45  ( -75.86,  61.34)    2.18                 8
 06/10/2025   21:16:21   (  75.82,-131.24) 06/10/2025   21:15:12  (  75.80,-131.22)    3.25                69
 06/13/2025   11:51:36   (  75.99,   9.47) 06/13/2025   11:52:48  (  75.92,   9.74)   10.69                72
 06/13/2025   12:42:18   ( -75.87, 177.19) 06/13/2025   12:42:17  ( -75.85, 177.16)    2.82                 1
 06/13/2025   13:32:57   (  75.60, -14.57) 06/13/2025   13:31:46  (  75.68, -15.70)   32.27                71
 06/16/2025   04:08:15   (  75.90, 125.67) 06/16/2025   04:09:19  (  75.93, 125.65)    3.07                64
 06/16/2025   04:58:59   ( -75.87, -66.91) 06/16/2025   04:58:48  ( -75.86, -66.92)    1.12                11
 06/18/2025   20:24:56   (  75.91,-118.46) 06/18/2025   20:25:50  (  75.92,-118.49)    1.75                54
 06/18/2025   21:15:40   ( -75.88,  48.97) 06/18/2025   21:15:19  ( -75.86,  48.95)    1.86                21
 06/21/2025   12:41:36   (  75.92,  -2.60) 06/21/2025   12:42:20  (  75.90,  -2.67)    2.89                44
 06/21/2025   13:32:20   ( -75.88, 164.84) 06/21/2025   13:31:48  ( -75.89, 164.93)    2.39                32