Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.498575E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T14:13:14+0800
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    1 Object 1

    AOE ID 35270
    NORAD ID 35270
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 54801
    NORAD ID 54801
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4 DEB STARLINK-5429
    Time of Closest Approach 2026-09-05T16:54:29+0000
    Collision Probability (Pc) 3.498575E-6
    Conjunction Distance (km) 1.767 km
    Relative Speed (km/s) 11.952 km/s
    Conjunction Risk Parameters R (Radial): 1.75 | I (In-track): 0.145 | C (Cross-track): -0.193
    Collision Risk Index (CRI) 0.46
    X Position (km) -3422.587 -3423.498
    Position Y (km) -2276.22 -2277.013
    Position Z (km) -5483.101 -5484.39
    Velocity X (km/s) -5.919 4.231
    Velocity Y (km/s) -1.847 -6.336
    Velocity Z (km/s) 4.422 -0.011

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB STARLINK-5429
    Semimajor Axis (a) 6839.936 km 6848.867 km
    Eccentricity (e) 0.004441 0.000114
    Inclination (i) 97.8728° 53.1610°
    RAAN 200.9823° 315.5699°
    Perigee Argument 210.8861° 87.0880°
    Mean Anomaly (M) 148.9768° 273.0251°
    Apogee 492.176 km 471.511 km
    Perigee 431.422 km 469.949 km
    Orbit Epoch 2026-09-03T19:45:57+0000 2026-09-03T04:13:35+0000

    CZ-4 DEB & STARLINK-5429 Collision Probability (Pc) Trend

    CZ-4 DEB & STARLINK-5429 Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & STARLINK-5429 Miss Distance (Miss Distance) Trend

    CZ-4 DEB & STARLINK-5429 Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5429Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5429Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data