Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.850271E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T23:35:29+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 63078
    NORAD ID 63078
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4 DEB STARLINK-32821
    Time of Closest Approach 2026-10-22T02:26:32+0000
    Collision Probability (Pc) 1.850271E-6
    Conjunction Distance (km) 2.332 km
    Relative Speed (km/s) 12.931 km/s
    Conjunction Risk Parameters R (Radial): -0.427 | I (In-track): 1.199 | C (Cross-track): 1.954
    Collision Risk Index (CRI) 0.4
    X Position (km) 1498.055 1495.826
    Position Y (km) 1812.389 1811.75
    Position Z (km) -6441.337 -6441.58
    Velocity X (km/s) -1.828 -5.64
    Velocity Y (km/s) -6.982 5.117
    Velocity Z (km/s) -2.376 0.129

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB STARLINK-32821
    Semimajor Axis (a) 6823.382 km 6852.595 km
    Eccentricity (e) 0.004446 0.000350
    Inclination (i) 97.8782° 70.0002°
    RAAN 249.7293° 142.9212°
    Perigee Argument 58.7399° 266.8763°
    Mean Anomaly (M) 301.8189° 93.2013°
    Apogee 475.583 km 476.857 km
    Perigee 414.907 km 472.059 km
    Orbit Epoch 2026-10-19T07:52:51+0000 2026-10-20T00:38:08+0000

    CZ-4 DEB & STARLINK-32821 Collision Probability (Pc) Trend

    CZ-4 DEB & STARLINK-32821 Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & STARLINK-32821 Miss Distance (Miss Distance) Trend

    CZ-4 DEB & STARLINK-32821 Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32821Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32821Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data