Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.566812E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T20:48:37+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 4249
    NORAD ID 4249
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 62243
    NORAD ID 62243
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter THORAD AGENA D DEB QIANFAN-42
    Time of Closest Approach 2026-09-10T23:39:57+0000
    Collision Probability (Pc) 1.566812E-6
    Conjunction Distance (km) 2.656 km
    Relative Speed (km/s) 14.515 km/s
    Conjunction Risk Parameters R (Radial): -2.229 | I (In-track): 0.339 | C (Cross-track): 1.404
    Collision Risk Index (CRI) 0.39
    X Position (km) -5850.404 -5852.182
    Position Y (km) -586.555 -585.316
    Position Z (km) 4136.517 4138.052
    Velocity X (km/s) 4.226 -4.247
    Velocity Y (km/s) -2.697 -0.582
    Velocity Z (km/s) 5.508 -6.085

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB QIANFAN-42
    Semimajor Axis (a) 7191.994 km 7187.832 km
    Eccentricity (e) 0.005481 0.001263
    Inclination (i) 70.0618° 89.0133°
    RAAN 173.2967° 6.4966°
    Perigee Argument 129.5988° 276.1675°
    Mean Anomaly (M) 230.9991° 83.8078°
    Apogee 853.276 km 818.774 km
    Perigee 774.438 km 800.616 km
    Orbit Epoch 2026-09-09T22:11:25+0000 2026-09-10T04:26:41+0000

    THORAD AGENA D DEB & QIANFAN-42 Collision Probability (Pc) Trend

    THORAD AGENA D DEB & QIANFAN-42 Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & QIANFAN-42 Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & QIANFAN-42 Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-42Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-42Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data