Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.905462E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T06:34:49+0800
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    1 Object 1

    AOE ID 42670
    NORAD ID 42670
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 57251
    NORAD ID 57251
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C DEB STARLINK-5513
    Time of Closest Approach 2026-10-18T00:09:04+0000
    Collision Probability (Pc) 2.905462E-6
    Conjunction Distance (km) 1.966 km
    Relative Speed (km/s) 14.149 km/s
    Conjunction Risk Parameters R (Radial): -0.565 | I (In-track): -0.708 | C (Cross-track): 1.745
    Collision Risk Index (CRI) 0.44
    X Position (km) -6411.466 -6411.665
    Position Y (km) 2.375 0.735
    Position Z (km) -2445.525 -2446.59
    Velocity X (km/s) 2.647 -1.69
    Velocity Y (km/s) 1.057 -5.965
    Velocity Z (km/s) -7.058 4.434

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C DEB STARLINK-5513
    Semimajor Axis (a) 6840.501 km 6861.179 km
    Eccentricity (e) 0.005483 0.000149
    Inclination (i) 97.4641° 43.0055°
    RAAN 1.2916° 208.9309°
    Perigee Argument 90.4613° 270.2601°
    Mean Anomaly (M) 270.2913° 89.8080°
    Apogee 499.871 km 484.063 km
    Perigee 424.857 km 482.021 km
    Orbit Epoch 2026-10-16T11:17:17+0000 2026-10-17T03:53:18+0000

    CZ-4C DEB & STARLINK-5513 Collision Probability (Pc) Trend

    CZ-4C DEB & STARLINK-5513 Collision Probability (Pc) TrendNot Available

    CZ-4C DEB & STARLINK-5513 Miss Distance (Miss Distance) Trend

    CZ-4C DEB & STARLINK-5513 Miss Distance (Miss Distance) TrendNot Available

    CZ-4C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5513Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5513Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C DEB

    No nearby objects data