Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 3 11.  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)
 03/12/2025   00:01:13   ( -75.84,   5.20) 03/12/2025   00:02:23  ( -75.70,   6.62)   41.75                70
 03/12/2025   00:51:51   (  75.50, 173.64) 03/12/2025   00:51:53  (  75.48, 173.62)    2.75                 2
 03/12/2025   01:42:34   ( -75.44, -18.84) 03/12/2025   01:41:21  ( -75.45, -18.81)    1.94                73
 03/14/2025   16:17:56   ( -75.56, 121.99) 03/14/2025   16:18:53  ( -75.56, 122.09)    2.75                57
 03/14/2025   17:08:40   (  75.50, -70.49) 03/14/2025   17:08:20  (  75.48, -70.48)    1.82                20
 03/17/2025   08:34:44   ( -75.52,-122.02) 03/17/2025   08:35:20  ( -75.53,-122.10)    2.52                36
 03/17/2025   09:25:29   (  75.50,  45.35) 03/17/2025   09:24:46  (  75.50,  45.46)    2.94                43
 03/20/2025   00:01:03   (  76.19,-175.78) 03/20/2025   00:02:07  (  76.08,-172.22)   95.69                64
 03/20/2025   00:51:33   ( -75.54,  -6.21) 03/20/2025   00:51:46  ( -75.52,  -6.25)    3.00                13
 03/20/2025   01:42:17   (  75.48, 161.31) 03/20/2025   01:41:12  (  75.48, 161.30)    0.85                65
 03/22/2025   16:17:37   (  75.58, -57.80) 03/22/2025   16:18:41  (  75.58, -57.81)    0.26                64
 03/22/2025   17:08:20   ( -75.52, 109.71) 03/22/2025   17:08:10  ( -75.52, 109.64)    2.12                10