Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.131454E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T22:01:30+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 4776
    NORAD ID 4776
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55836
    NORAD ID 55836
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter THORAD AGENA D DEB TIANHUI 6A
    Time of Closest Approach 2026-10-27T17:21:11+0000
    Collision Probability (Pc) 3.131454E-6
    Conjunction Distance (km) 1.491 km
    Relative Speed (km/s) 4.586 km/s
    Conjunction Risk Parameters R (Radial): -0.034 | I (In-track): 1.416 | C (Cross-track): -0.465
    Collision Risk Index (CRI) 0.45
    X Position (km) 1279.262 1279.736
    Position Y (km) 197.301 195.89
    Position Z (km) -7160.063 -7159.982
    Velocity X (km/s) 0.115 4.385
    Velocity Y (km/s) -7.386 -5.917
    Velocity Z (km/s) -0.171 0.623

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB TIANHUI 6A
    Semimajor Axis (a) 7263.230 km 7267.308 km
    Eccentricity (e) 0.001817 0.000252
    Inclination (i) 100.1406° 99.0142°
    RAAN 270.0454° 306.9070°
    Perigee Argument 25.3227° 59.3465°
    Mean Anomaly (M) 347.7601° 300.7948°
    Apogee 898.290 km 891.000 km
    Perigee 871.896 km 887.342 km
    Orbit Epoch 2026-10-27T04:09:09+0000 2026-10-27T07:28:39+0000

    THORAD AGENA D DEB & TIANHUI 6A Collision Probability (Pc) Trend

    THORAD AGENA D DEB & TIANHUI 6A Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & TIANHUI 6A Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & TIANHUI 6A Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANHUI 6AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANHUI 6ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data