Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.701558E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T09:53:56+0800
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    1 Object 1

    AOE ID 4639
    NORAD ID 4639
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55822
    NORAD ID 55822
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter THORAD AGENA D DEB ONEWEB-0662
    Time of Closest Approach 2026-10-25T02:36:07+0000
    Collision Probability (Pc) 1.701558E-6
    Conjunction Distance (km) 2.303 km
    Relative Speed (km/s) 10.8 km/s
    Conjunction Risk Parameters R (Radial): -2.203 | I (In-track): -0.453 | C (Cross-track): 0.492
    Collision Risk Index (CRI) 0.4
    X Position (km) -136.501 -136.103
    Position Y (km) 1300.532 1300.413
    Position Z (km) -7477.07 -7479.336
    Velocity X (km/s) 7.201 -0.813
    Velocity Y (km/s) 0.076 -7.086
    Velocity Z (km/s) -0.166 -1.217

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB ONEWEB-0662
    Semimajor Axis (a) 7513.038 km 7583.932 km
    Eccentricity (e) 0.011423 0.000183
    Inclination (i) 99.8678° 87.8917°
    RAAN 359.2703° 264.0655°
    Perigee Argument 126.4893° 78.8143°
    Mean Anomaly (M) 48.4376° 281.3192°
    Apogee 1220.719 km 1207.182 km
    Perigee 1049.083 km 1204.408 km
    Orbit Epoch 2026-10-23T23:07:05+0000 2026-10-23T20:03:10+0000

    THORAD AGENA D DEB & ONEWEB-0662 Collision Probability (Pc) Trend

    THORAD AGENA D DEB & ONEWEB-0662 Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & ONEWEB-0662 Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & ONEWEB-0662 Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ONEWEB-0662Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ONEWEB-0662Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data