Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.047298E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:39:37+0800
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    1 Object 1

    AOE ID 4720
    NORAD ID 4720
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 64058
    NORAD ID 64058
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter THORAD AGENA D DEB TIANQI 16
    Time of Closest Approach 2026-09-12T13:47:12+0000
    Collision Probability (Pc) 2.047298E-6
    Conjunction Distance (km) 2.227 km
    Relative Speed (km/s) 13.022 km/s
    Conjunction Risk Parameters R (Radial): -2.067 | I (In-track): 0.39 | C (Cross-track): 0.728
    Collision Risk Index (CRI) 0.41
    X Position (km) -3208.616 -3209.818
    Position Y (km) -4457.946 -4458.559
    Position Z (km) -4783.147 -4784.918
    Velocity X (km/s) -4.115 6.608
    Velocity Y (km/s) -2.792 -2.688
    Velocity Z (km/s) 5.456 -1.931

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB TIANQI 16
    Semimajor Axis (a) 7254.049 km 7274.787 km
    Eccentricity (e) 0.008483 0.000970
    Inclination (i) 100.0535° 44.9856°
    RAAN 223.0125° 1.7267°
    Perigee Argument 76.2138° 65.9196°
    Mean Anomaly (M) 284.8448° 294.2650°
    Apogee 937.446 km 903.708 km
    Perigee 814.378 km 889.592 km
    Orbit Epoch 2026-09-10T10:43:10+0000 2026-09-10T17:45:49+0000

    THORAD AGENA D DEB & TIANQI 16 Collision Probability (Pc) Trend

    THORAD AGENA D DEB & TIANQI 16 Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & TIANQI 16 Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & TIANQI 16 Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANQI 16Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANQI 16Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data