Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 9 7.  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)
 09/09/2025   17:38:45   (  76.23, -75.87) 09/09/2025   17:39:18  (  76.24, -75.79)    2.38                33
 09/09/2025   18:29:27   ( -76.16,  91.71) 09/09/2025   18:28:47  ( -76.16,  91.60)    2.79                40
 09/12/2025   09:55:24   (  76.22,  40.08) 09/12/2025   09:55:47  (  76.21,  40.01)    2.10                23
 09/12/2025   10:46:07   ( -76.19,-152.49) 09/12/2025   10:45:15  ( -76.19,-152.43)    1.42                52
 09/15/2025   02:12:02   (  76.22, 156.01) 09/15/2025   02:12:14  (  76.21, 155.89)    3.38                12
 09/15/2025   03:02:45   ( -76.18, -36.54) 09/15/2025   03:01:42  ( -76.19, -36.55)    0.68                63
 09/17/2025   17:38:01   ( -76.46, 103.68) 09/17/2025   17:39:12  ( -76.40, 104.75)   28.98                71
 09/17/2025   18:28:41   (  76.22, -88.08) 09/17/2025   18:28:41  (  76.23, -88.16)    2.40                 0
 09/17/2025   19:19:23   ( -76.13,  79.55) 09/17/2025   19:18:10  ( -76.16,  79.26)    8.42                73
 09/20/2025   09:54:36   ( -76.29,-139.75) 09/20/2025   09:55:41  ( -76.30,-139.68)    2.34                65
 09/20/2025   10:45:20   (  76.23,  27.80) 09/20/2025   10:45:08  (  76.23,  27.72)    2.20                12