Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.680722E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T15:21:57+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 4277
    NORAD ID 4277
    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 2026-10-31T12:14:29+0000
    Collision Probability (Pc) 1.680722E-6
    Conjunction Distance (km) 2.492 km
    Relative Speed (km/s) 13.616 km/s
    Conjunction Risk Parameters R (Radial): 0.559 | I (In-track): -0.93 | C (Cross-track): -2.242
    Collision Risk Index (CRI) 0.4
    X Position (km) 2383.248 2381.212
    Position Y (km) -1092.862 -1093.681
    Position Z (km) -6785.981 -6787.162
    Velocity X (km/s) 0.932 4.299
    Velocity Y (km/s) 7.277 -5.515
    Velocity Z (km/s) -0.825 2.399

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB TIANHUI 6A
    Semimajor Axis (a) 7246.242 km 7267.300 km
    Eccentricity (e) 0.003898 0.000245
    Inclination (i) 70.0204° 99.0145°
    RAAN 88.7162° 309.5156°
    Perigee Argument 46.4174° 54.0847°
    Mean Anomaly (M) 314.0162° 306.0546°
    Apogee 896.354 km 890.947 km
    Perigee 839.856 km 887.379 km
    Orbit Epoch 2026-10-29T19:45:58+0000 2026-10-29T22:52:49+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