Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.336675E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T09:42:04+0800
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    1 Object 1

    AOE ID 55665
    NORAD ID 55665
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61872
    NORAD ID 61872
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5474 OBJECT D
    Time of Closest Approach 2026-10-25T16:46:58+0000
    Collision Probability (Pc) 2.336675E-6
    Conjunction Distance (km) 1.91 km
    Relative Speed (km/s) 8.89 km/s
    Conjunction Risk Parameters R (Radial): 0.873 | I (In-track): -1.382 | C (Cross-track): 0.986
    Collision Risk Index (CRI) 0.42
    X Position (km) -2884.69 -2886.432
    Position Y (km) 395.861 396.636
    Position Z (km) -6208.309 -6208.415
    Velocity X (km/s) 3.208 6.823
    Velocity Y (km/s) -6.638 1.399
    Velocity Z (km/s) -1.914 -3.085

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5474 OBJECT D
    Semimajor Axis (a) 6852.566 km 6856.664 km
    Eccentricity (e) 0.000311 0.000868
    Inclination (i) 69.9943° 97.4134°
    RAAN 305.6647° 6.8703°
    Perigee Argument 268.9431° 235.7895°
    Mean Anomaly (M) 91.1388° 124.2523°
    Apogee 476.562 km 484.477 km
    Perigee 472.296 km 472.577 km
    Orbit Epoch 2026-10-24T00:27:32+0000 2026-10-24T06:43:44+0000

    STARLINK-5474 & OBJECT D Collision Probability (Pc) Trend

    STARLINK-5474 & OBJECT D Collision Probability (Pc) TrendNot Available

    STARLINK-5474 & OBJECT D Miss Distance (Miss Distance) Trend

    STARLINK-5474 & OBJECT D Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5474Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5474Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5474

    No nearby objects data