Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 3 13.  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)
 03/14/2025   16:17:56   ( -75.56, 121.99) 03/14/2025   16:18:53  ( -75.54, 122.05)    2.64                57
 03/14/2025   17:08:40   (  75.50, -70.49) 03/14/2025   17:08:20  (  75.47, -70.51)    3.03                20
 03/17/2025   08:34:44   ( -75.53,-122.04) 03/17/2025   08:35:19  ( -75.54,-122.07)    1.56                35
 03/17/2025   09:25:28   (  75.46,  45.49) 03/17/2025   09:24:46  (  75.46,  45.36)    3.65                42
 03/20/2025   00:01:00   (  76.12,-175.50) 03/20/2025   00:02:05  (  76.05,-172.28)   86.18                65
 03/20/2025   00:51:32   ( -75.56,  -6.26) 03/20/2025   00:51:43  ( -75.54,  -6.18)    2.81                11
 03/20/2025   01:42:16   (  75.49, 161.27) 03/20/2025   01:41:10  (  75.46, 161.24)    3.38                66
 03/22/2025   16:17:36   (  75.56, -57.73) 03/22/2025   16:18:39  (  75.56, -57.85)    3.52                63
 03/22/2025   17:08:20   ( -75.55, 109.63) 03/22/2025   17:08:07  ( -75.54, 109.73)    2.83                13
 03/25/2025   08:34:24   (  75.57,  58.12) 03/25/2025   08:35:02  (  75.57,  58.06)    1.68                38
 03/25/2025   09:25:07   ( -75.51,-134.38) 03/25/2025   09:24:31  ( -75.50,-134.50)    3.48                36