Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.993206E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T06:29:05+0800
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    1 Object 1

    AOE ID 43431
    NORAD ID 43431
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 53688
    NORAD ID 53688
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B DEB STARLINK-4571
    Time of Closest Approach 2026-10-23T07:17:20+0000
    Collision Probability (Pc) 1.993206E-6
    Conjunction Distance (km) 2.287 km
    Relative Speed (km/s) 13.686 km/s
    Conjunction Risk Parameters R (Radial): -1.813 | I (In-track): -0.616 | C (Cross-track): 1.249
    Collision Risk Index (CRI) 0.41
    X Position (km) 5458.414 5457.086
    Position Y (km) -1591.765 -1592.559
    Position Z (km) -3828.564 -3826.881
    Velocity X (km/s) 3.831 -4.361
    Velocity Y (km/s) 5.916 0.06
    Velocity Z (km/s) 3.017 -6.252

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B DEB STARLINK-4571
    Semimajor Axis (a) 6927.937 km 6849.567 km
    Eccentricity (e) 0.011034 0.000138
    Inclination (i) 43.0762° 97.2828°
    RAAN 35.2274° 167.9615°
    Perigee Argument 303.5279° 87.0281°
    Mean Anomaly (M) 55.5065° 116.6157°
    Apogee 626.241 km 472.376 km
    Perigee 473.359 km 470.484 km
    Orbit Epoch 2026-10-22T07:38:35+0000 2026-10-22T14:00:03+0000

    CZ-4B DEB & STARLINK-4571 Collision Probability (Pc) Trend

    CZ-4B DEB & STARLINK-4571 Collision Probability (Pc) TrendNot Available

    CZ-4B DEB & STARLINK-4571 Miss Distance (Miss Distance) Trend

    CZ-4B DEB & STARLINK-4571 Miss Distance (Miss Distance) TrendNot Available

    CZ-4B DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4571Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4571Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B DEB

    No nearby objects data