Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.900914E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T19:00:15+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 58880
    NORAD ID 58880
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4 DEB STARLINK-31328
    Time of Closest Approach 2026-10-31T10:19:50+0000
    Collision Probability (Pc) 4.900914E-6
    Conjunction Distance (km) 1.398 km
    Relative Speed (km/s) 6.631 km/s
    Conjunction Risk Parameters R (Radial): -1.206 | I (In-track): 0.636 | C (Cross-track): -0.307
    Collision Risk Index (CRI) 0.49
    X Position (km) 323.381 323.624
    Position Y (km) 6047.392 6048.135
    Position Z (km) 3169.345 3170.504
    Velocity X (km/s) 1.366 -5.022
    Velocity Y (km/s) 3.455 2.888
    Velocity Z (km/s) -6.662 -4.979

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB STARLINK-31328
    Semimajor Axis (a) 6818.688 km 6840.930 km
    Eccentricity (e) 0.004089 0.000134
    Inclination (i) 97.8805° 53.1584°
    RAAN 259.4592° 304.1405°
    Perigee Argument 29.8456° 79.7929°
    Mean Anomaly (M) 330.5109° 326.8510°
    Apogee 468.436 km 463.710 km
    Perigee 412.666 km 461.876 km
    Orbit Epoch 2026-10-28T08:28:57+0000 2026-10-28T10:00:02+0000

    CZ-4 DEB & STARLINK-31328 Collision Probability (Pc) Trend

    CZ-4 DEB & STARLINK-31328 Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & STARLINK-31328 Miss Distance (Miss Distance) Trend

    CZ-4 DEB & STARLINK-31328 Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31328Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31328Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data