Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 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)
 04/23/2025   17:06:37   ( -76.17, 108.77) 04/23/2025   17:07:44  ( -76.09, 111.30)   68.15                67
 04/23/2025   17:57:13   (  75.71, -82.31) 04/23/2025   17:57:18  (  75.68, -82.29)    3.54                 5
 04/23/2025   18:47:55   ( -75.64,  85.22) 04/23/2025   18:46:46  ( -75.64,  85.25)    0.74                69
 04/26/2025   09:23:11   ( -75.73,-133.79) 04/26/2025   09:24:16  ( -75.72,-133.91)    3.33                65
 04/26/2025   10:13:56   (  75.67,  33.69) 04/26/2025   10:13:42  (  75.70,  33.67)    2.96                14
 04/26/2025   11:04:26   ( -75.05,-157.02) 04/26/2025   11:03:21  ( -75.12,-160.31)   94.48                65
 04/29/2025   01:39:54   ( -75.74, -17.97) 04/29/2025   01:40:38  ( -75.76, -17.89)    3.01                44
 04/29/2025   02:30:39   (  75.70, 149.50) 04/29/2025   02:30:05  (  75.69, 149.54)    1.25                34
 05/01/2025   17:56:37   ( -75.73,  97.97) 05/01/2025   17:57:02  ( -75.72,  97.89)    2.29                25
 05/01/2025   18:47:22   (  75.69, -94.57) 05/01/2025   18:46:28  (  75.70, -94.55)    1.44                54
 05/04/2025   09:22:43   (  76.03,  45.50) 05/04/2025   09:23:53  (  75.92,  46.74)   35.67                70
 05/04/2025   10:13:20   ( -75.73,-146.13) 05/04/2025   10:13:24  ( -75.75,-146.13)    2.76                 4