Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.739552E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T14:41:19+0800
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    1 Object 1

    AOE ID 26273
    NORAD ID 26273
    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 CZ-4 DEB YAM-11
    Time of Closest Approach 2026-09-06T18:35:04+0000
    Collision Probability (Pc) 1.739552E-5
    Conjunction Distance (km) 1.076 km
    Relative Speed (km/s) 11.268 km/s
    Conjunction Risk Parameters R (Radial): 0.94 | I (In-track): 0.349 | C (Cross-track): -0.388
    Collision Risk Index (CRI) 0.6
    X Position (km) 1495.543 1495.278
    Position Y (km) 104.818 105.322
    Position Z (km) 6803.584 6802.672
    Velocity X (km/s) -4.852 6.062
    Velocity Y (km/s) -5.695 -4.342
    Velocity Z (km/s) 1.187 -1.262

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB YAM-11
    Semimajor Axis (a) 6999.809 km 6974.657 km
    Eccentricity (e) 0.005839 0.000223
    Inclination (i) 98.7229° 97.7740°
    RAAN 45.5920° 143.6483°
    Perigee Argument 37.3537° 91.6286°
    Mean Anomaly (M) 352.5981° 268.5188°
    Apogee 662.546 km 598.078 km
    Perigee 580.798 km 594.962 km
    Orbit Epoch 2026-09-04T09:39:33+0000 2026-09-04T16:11:27+0000

    CZ-4 DEB & YAM-11 Collision Probability (Pc) Trend

    CZ-4 DEB & YAM-11 Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & YAM-11 Miss Distance (Miss Distance) Trend

    CZ-4 DEB & YAM-11 Miss Distance (Miss Distance) TrendNot Available

    CZ-4 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

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAM-11Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data