Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.990187E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:14:44+0800
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    1 Object 1

    AOE ID 43534
    NORAD ID 43534
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 52357
    NORAD ID 52357
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-2C DEB STARLINK-3821
    Time of Closest Approach 2026-10-21T17:43:30+0000
    Collision Probability (Pc) 1.990187E-6
    Conjunction Distance (km) 2.22 km
    Relative Speed (km/s) 12.294 km/s
    Conjunction Risk Parameters R (Radial): -0.437 | I (In-track): 1.284 | C (Cross-track): 1.757
    Collision Risk Index (CRI) 0.41
    X Position (km) 3517.065 3518.701
    Position Y (km) -2118.314 -2117.658
    Position Z (km) 5462.308 5460.961
    Velocity X (km/s) 4.16 3.602
    Velocity Y (km/s) -4.598 6.73
    Velocity Z (km/s) -4.453 0.288

    Orbital Parameters 国际轨道数据源

    Parameter CZ-2C DEB STARLINK-3821
    Semimajor Axis (a) 6832.684 km 6840.869 km
    Eccentricity (e) 0.000896 0.000127
    Inclination (i) 98.1082° 53.1605°
    RAAN 134.9660° 255.4199°
    Perigee Argument 305.5558° 83.4662°
    Mean Anomaly (M) 54.4849° 276.6485°
    Apogee 460.666 km 463.601 km
    Perigee 448.428 km 461.863 km
    Orbit Epoch 2026-10-18T23:33:50+0000 2026-10-19T04:22:47+0000

    CZ-2C DEB & STARLINK-3821 Collision Probability (Pc) Trend

    CZ-2C DEB & STARLINK-3821 Collision Probability (Pc) TrendNot Available

    CZ-2C DEB & STARLINK-3821 Miss Distance (Miss Distance) Trend

    CZ-2C DEB & STARLINK-3821 Miss Distance (Miss Distance) TrendNot Available

    CZ-2C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3821Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-2C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3821Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-2C DEB

    No nearby objects data