Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 3 16.  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)
 03/17/2025   08:34:44   ( -75.54,-122.07) 03/17/2025   08:35:19  ( -75.53,-122.09)    0.87                35
 03/17/2025   09:25:28   (  75.47,  45.47) 03/17/2025   09:24:46  (  75.46,  45.34)    3.69                42
 03/20/2025   00:01:01   (  76.12,-175.53) 03/20/2025   00:02:06  (  76.05,-172.31)   86.49                65
 03/20/2025   00:51:32   ( -75.52,  -6.15) 03/20/2025   00:51:44  ( -75.53,  -6.21)    2.00                12
 03/20/2025   01:42:17   (  75.50, 161.24) 03/20/2025   01:41:10  (  75.50, 161.35)    3.24                67
 03/22/2025   16:17:36   (  75.57, -57.77) 03/22/2025   16:18:38  (  75.60, -57.75)    2.95                62
 03/22/2025   17:08:19   ( -75.52, 109.73) 03/22/2025   17:08:07  ( -75.53, 109.68)    1.57                12
 03/25/2025   08:34:24   (  75.59,  58.06) 03/25/2025   08:35:01  (  75.60,  58.15)    2.83                37
 03/25/2025   09:25:07   ( -75.53,-134.45) 03/25/2025   09:24:30  ( -75.53,-134.42)    0.96                37
 03/28/2025   00:51:11   (  75.57, 173.99) 03/28/2025   00:51:24  (  75.55, 173.91)    2.90                13