Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.512672E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T23:06:58+0800
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    1 Object 1

    AOE ID 4612
    NORAD ID 4612
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 4856
    NORAD ID 4856
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter THORAD AGENA D DEB THORAD AGENA D DEB
    Time of Closest Approach 2026-09-05T18:06:00+0000
    Collision Probability (Pc) 1.512672E-6
    Conjunction Distance (km) 2.687 km
    Relative Speed (km/s) 14.091 km/s
    Conjunction Risk Parameters R (Radial): -2.221 | I (In-track): -0.44 | C (Cross-track): -1.445
    Collision Risk Index (CRI) 0.39
    X Position (km) -4377.17 -4375.661
    Position Y (km) -481.034 -482.388
    Position Z (km) -5848.279 -5846.517
    Velocity X (km/s) -5.811 5.312
    Velocity Y (km/s) 1.42 2.663
    Velocity Z (km/s) 4.26 -4.3

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB THORAD AGENA D DEB
    Semimajor Axis (a) 7257.480 km 7235.471 km
    Eccentricity (e) 0.008244 0.015329
    Inclination (i) 99.6488° 99.7470°
    RAAN 172.6957° 18.8227°
    Perigee Argument 107.8025° 101.7743°
    Mean Anomaly (M) 253.2155° 260.0666°
    Apogee 939.175 km 968.247 km
    Perigee 819.511 km 746.421 km
    Orbit Epoch 2026-09-05T06:23:22+0000 2026-09-05T03:23:22+0000

    THORAD AGENA D DEB & THORAD AGENA D DEB Collision Probability (Pc) Trend

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

    THORAD AGENA D DEB & THORAD AGENA D DEB Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & THORAD AGENA D DEB Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data