Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.535554E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:08:33+0800
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    1 Object 1

    AOE ID 57180
    NORAD ID 57180
    Object Type UNKNOWN
    Country
    TBD TBD
    ← VS →

    2 Object 2

    AOE ID 57984
    NORAD ID 57984
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT Q STARLINK-30516
    Time of Closest Approach 2026-10-21T03:31:44+0000
    Collision Probability (Pc) 1.535554E-6
    Conjunction Distance (km) 2.67 km
    Relative Speed (km/s) 14.221 km/s
    Conjunction Risk Parameters R (Radial): 1.816 | I (In-track): 0.697 | C (Cross-track): -1.829
    Collision Risk Index (CRI) 0.39
    X Position (km) -6529.12 -6527.129
    Position Y (km) -118.551 -116.809
    Position Z (km) 2102.329 2102.686
    Velocity X (km/s) -2.347 1.607
    Velocity Y (km/s) 1.001 -5.832
    Velocity Z (km/s) -7.182 4.646

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT Q STARLINK-30516
    Semimajor Axis (a) 6853.942 km 6861.196 km
    Eccentricity (e) 0.001137 0.000090
    Inclination (i) 97.4943° 43.0004°
    RAAN 356.8666° 172.6535°
    Perigee Argument 28.5636° 276.0785°
    Mean Anomaly (M) 331.6225° 83.9963°
    Apogee 483.599 km 483.679 km
    Perigee 468.011 km 482.439 km
    Orbit Epoch 2026-10-19T10:00:52+0000 2026-10-19T01:11:45+0000

    OBJECT Q & STARLINK-30516 Collision Probability (Pc) Trend

    OBJECT Q & STARLINK-30516 Collision Probability (Pc) TrendNot Available

    OBJECT Q & STARLINK-30516 Miss Distance (Miss Distance) Trend

    OBJECT Q & STARLINK-30516 Miss Distance (Miss Distance) TrendNot Available

    OBJECT QMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30516Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT QCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30516Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT Q

    No nearby objects data