Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.356504E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T07:53:23+0800
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    1 Object 1

    AOE ID 40531
    NORAD ID 40531
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 55282
    NORAD ID 55282
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B DEB STARLINK-5330
    Time of Closest Approach 2026-09-11T06:19:27+0000
    Collision Probability (Pc) 1.356504E-6
    Conjunction Distance (km) 2.872 km
    Relative Speed (km/s) 13.754 km/s
    Conjunction Risk Parameters R (Radial): -2.633 | I (In-track): -0.483 | C (Cross-track): -1.035
    Collision Risk Index (CRI) 0.38
    X Position (km) -410.722 -412.009
    Position Y (km) 4872.331 4874.025
    Position Z (km) 4931.893 4933.82
    Velocity X (km/s) -2.382 -4.063
    Velocity Y (km/s) -5.275 4.379
    Velocity Z (km/s) 4.994 -4.656

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B DEB STARLINK-5330
    Semimajor Axis (a) 7075.986 km 6950.189 km
    Eccentricity (e) 0.017934 0.000359
    Inclination (i) 74.9661° 69.9988°
    RAAN 84.5250° 298.2992°
    Perigee Argument 56.3998° 269.6860°
    Mean Anomaly (M) 305.4144° 90.3887°
    Apogee 824.751 km 574.549 km
    Perigee 570.947 km 569.555 km
    Orbit Epoch 2026-09-08T05:41:01+0000 2026-09-10T12:07:03+0000

    CZ-4B DEB & STARLINK-5330 Collision Probability (Pc) Trend

    CZ-4B DEB & STARLINK-5330 Collision Probability (Pc) TrendNot Available

    CZ-4B DEB & STARLINK-5330 Miss Distance (Miss Distance) Trend

    CZ-4B DEB & STARLINK-5330 Miss Distance (Miss Distance) TrendNot Available

    CZ-4B DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5330Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5330Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B DEB

    No nearby objects data