Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.17807E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T14:41:17+0800
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    1 Object 1

    AOE ID 30232
    NORAD ID 30232
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    Name YAM-11
    AOE ID 68991
    NORAD ID 68991
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB YAM-11
    Time of Closest Approach 2026-09-07T09:51:58+0000
    Collision Probability (Pc) 9.17807E-7
    Conjunction Distance (km) 2.464 km
    Relative Speed (km/s) 4.613 km/s
    Conjunction Risk Parameters R (Radial): -0.587 | I (In-track): 2.282 | C (Cross-track): 0.719
    Collision Risk Index (CRI) 0.34
    X Position (km) -933.627 -932.217
    Position Y (km) -510.169 -512.085
    Position Z (km) -6901.414 -6902.057
    Velocity X (km/s) -2.683 -6.223
    Velocity Y (km/s) 7.093 4.23
    Velocity Z (km/s) -0.215 0.527

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB YAM-11
    Semimajor Axis (a) 7053.523 km 6974.657 km
    Eccentricity (e) 0.013042 0.000223
    Inclination (i) 98.6703° 97.7740°
    RAAN 106.9962° 143.6483°
    Perigee Argument 246.4306° 91.6286°
    Mean Anomaly (M) 266.5997° 268.5188°
    Apogee 767.379 km 598.078 km
    Perigee 583.393 km 594.962 km
    Orbit Epoch 2026-09-04T02:41:26+0000 2026-09-04T16:11:27+0000

    FENGYUN 1C DEB & YAM-11 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & YAM-11 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & YAM-11 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & YAM-11 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAM-11Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAM-11Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data