Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 10 2.  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)
 10/03/2025   19:17:47   ( -76.32,  79.69) 10/03/2025   19:18:16  ( -76.33,  79.75)    1.77                29
 10/03/2025   20:08:31   (  76.27,-112.79) 10/03/2025   20:07:43  (  76.27,-112.81)    0.76                48
 10/06/2025   11:34:24   ( -76.30,-164.31) 10/06/2025   11:34:47  ( -76.31,-164.43)    3.18                23
 10/06/2025   12:25:09   (  76.30,   3.02) 10/06/2025   12:24:13  (  76.29,   3.15)    3.48                56
 10/09/2025   03:51:02   ( -76.34, -48.54) 10/09/2025   03:51:16  ( -76.35, -48.44)    2.65                14
 10/09/2025   04:41:46   (  76.30, 118.94) 10/09/2025   04:40:43  (  76.27, 118.97)    2.81                63
 10/11/2025   19:17:02   (  76.73,-101.45) 10/11/2025   19:18:10  (  76.64, -99.21)   58.23                68
 10/11/2025   20:07:38   ( -76.35,  67.34) 10/11/2025   20:07:44  ( -76.33,  67.40)    2.63                 6
 10/11/2025   20:58:22   (  76.31,-125.19) 10/11/2025   20:57:10  (  76.31,-125.05)    3.96                72
 10/14/2025   11:33:31   (  76.40,  15.75) 10/14/2025   11:34:43  (  76.39,  15.82)    2.84                72
 10/14/2025   12:24:14   ( -76.33,-176.66) 10/14/2025   12:24:12  ( -76.32,-176.76)    2.97                 2