Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 24.  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)
 04/26/2025   09:23:11   ( -75.74,-133.83) 04/26/2025   09:24:15  ( -75.76,-133.81)    2.29                64
 04/26/2025   10:13:56   (  75.68,  33.65) 04/26/2025   10:13:42  (  75.69,  33.63)    0.61                14
 04/26/2025   11:04:26   ( -75.06,-157.05) 04/26/2025   11:03:21  ( -75.11,-160.34)   94.27                65
 04/29/2025   01:39:55   ( -75.76, -18.01) 04/29/2025   01:40:39  ( -75.75, -17.93)    2.12                44
 04/29/2025   02:30:40   (  75.71, 149.47) 04/29/2025   02:30:06  (  75.68, 149.50)    3.26                34
 05/01/2025   17:56:37   ( -75.74,  97.94) 05/01/2025   17:57:01  ( -75.76,  98.00)    3.07                24
 05/01/2025   18:47:22   (  75.69, -94.60) 05/01/2025   18:46:28  (  75.69, -94.58)    0.91                54
 05/04/2025   09:22:43   (  76.04,  45.48) 05/04/2025   09:23:53  (  75.91,  46.71)   35.88                70
 05/04/2025   10:13:20   ( -75.73,-146.14) 05/04/2025   10:13:24  ( -75.74,-146.17)    1.16                 4
 05/04/2025   11:04:04   (  75.64,  21.46) 05/04/2025   11:02:51  (  75.66,  21.25)    6.04                73
 05/07/2025   01:39:20   (  75.77, 162.30) 05/07/2025   01:40:17  (  75.81, 162.30)    4.13                57
 05/07/2025   02:30:03   ( -75.73, -30.26) 05/07/2025   02:29:46  ( -75.73, -30.28)    0.39                17