Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    9.500072E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T20:33:45+0800
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    1 Object 1

    AOE ID 4989
    NORAD ID 4989
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 68646
    NORAD ID 68646
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter THORAD AGENA D DEB QIANFAN-119
    Time of Closest Approach 2026-09-13T02:00:35+0000
    Collision Probability (Pc) 9.500072E-5
    Conjunction Distance (km) 0.673 km
    Relative Speed (km/s) 14.55 km/s
    Conjunction Risk Parameters R (Radial): -0.464 | I (In-track): -0.034 | C (Cross-track): 0.485
    Collision Risk Index (CRI) 0.75
    X Position (km) 4712.192 4712.267
    Position Y (km) -5159.507 -5158.873
    Position Z (km) 2573.385 2573.176
    Velocity X (km/s) 0.691 -1.61
    Velocity Y (km/s) -2.678 1.967
    Velocity Z (km/s) -6.732 6.863

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB QIANFAN-119
    Semimajor Axis (a) 7364.727 km 7446.583 km
    Eccentricity (e) 0.012513 0.000219
    Inclination (i) 99.6238° 88.9882°
    RAAN 126.8439° 312.2262°
    Perigee Argument 317.2665° 88.3513°
    Mean Anomaly (M) 197.4259° 271.7888°
    Apogee 1078.747 km 1070.076 km
    Perigee 894.433 km 1066.816 km
    Orbit Epoch 2026-09-11T02:47:05+0000 2026-09-11T05:28:24+0000

    THORAD AGENA D DEB & QIANFAN-119 Collision Probability (Pc) Trend

    THORAD AGENA D DEB & QIANFAN-119 Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & QIANFAN-119 Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & QIANFAN-119 Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-119Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-119Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data