Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 29.  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)
 05/01/2025   17:56:37   ( -75.73,  97.96) 05/01/2025   17:57:20  ( -75.73,  97.83)    3.52                43
 05/01/2025   18:47:22   (  75.68, -94.57) 05/01/2025   18:46:46  (  75.71, -94.58)    3.09                36
 05/04/2025   10:13:21   ( -75.77,-146.29) 05/04/2025   10:13:48  ( -75.76,-146.22)    2.81                27
 05/04/2025   11:04:05   (  75.68,  21.33) 05/04/2025   11:03:15  (  75.69,  21.22)    2.99                50
 05/07/2025   01:39:33   (  76.35, 160.21) 05/07/2025   01:40:38  (  76.26, 163.59)   89.37                65
 05/07/2025   02:30:03   ( -75.73, -30.26) 05/07/2025   02:30:16  ( -75.75, -30.35)    3.17                13
 05/07/2025   03:20:47   (  75.69, 137.18) 05/07/2025   03:19:42  (  75.68, 137.07)    3.52                65
 05/09/2025   17:56:02   (  75.79, -81.86) 05/09/2025   17:57:14  (  75.78, -82.01)    4.07                72
 05/09/2025   18:46:45   ( -75.75,  85.58) 05/09/2025   18:46:42  ( -75.77,  85.57)    1.77                 3
 05/09/2025   19:37:23   (  75.39,-105.94) 05/09/2025   19:36:14  (  75.44,-107.73)   50.54                69
 05/12/2025   10:12:45   (  75.82,  33.93) 05/12/2025   10:13:40  (  75.81,  33.95)    0.83                55
 05/12/2025   11:03:28   ( -75.78,-158.62) 05/12/2025   11:03:09  ( -75.75,-158.61)    3.35                19