Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.232095E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-26T22:37:29+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    Name TRAAC
    AOE ID 205
    NORAD ID 205
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69390
    NORAD ID 69390
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter TRAAC QIANFAN-173
    Time of Closest Approach 2026-10-26T18:45:55+0000
    Collision Probability (Pc) 1.232095E-6
    Conjunction Distance (km) 2.896 km
    Relative Speed (km/s) 11.851 km/s
    Conjunction Risk Parameters R (Radial): 1.742 | I (In-track): -1.345 | C (Cross-track): -1.881
    Collision Risk Index (CRI) 0.37
    X Position (km) 6536.838 6538.581
    Position Y (km) -1288.082 -1290.357
    Position Z (km) 3319.618 3319.208
    Velocity X (km/s) 2.343 -3.182
    Velocity Y (km/s) 6.554 0.773
    Velocity Z (km/s) -2.2 6.545

    Orbital Parameters 国际轨道数据源

    Parameter TRAAC QIANFAN-173
    Semimajor Axis (a) 7404.469 km 7446.654 km
    Eccentricity (e) 0.010229 0.000221
    Inclination (i) 32.4401° 89.0022°
    RAAN 223.9397° 348.3919°
    Perigee Argument 244.9208° 111.0328°
    Mean Anomaly (M) 114.0767° 249.1060°
    Apogee 1102.071 km 1070.165 km
    Perigee 950.593 km 1066.869 km
    Orbit Epoch 2026-10-26T02:19:26+0000 2026-10-26T06:11:32+0000

    TRAAC & QIANFAN-173 Collision Probability (Pc) Trend

    TRAAC & QIANFAN-173 Collision Probability (Pc) TrendNot Available

    TRAAC & QIANFAN-173 Miss Distance (Miss Distance) Trend

    TRAAC & QIANFAN-173 Miss Distance (Miss Distance) TrendNot Available

    TRAACMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-173Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TRAACCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-173Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TRAAC

    No nearby objects data