Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.457761E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:55:53+0800
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    1 Object 1

    AOE ID 53608
    NORAD ID 53608
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69184
    NORAD ID 69184
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4647 STARLINK-37428
    Time of Closest Approach 2026-09-04T01:03:55+0000
    Collision Probability (Pc) 1.457761E-4
    Conjunction Distance (km) 0.437 km
    Relative Speed (km/s) 4.798 km/s
    Conjunction Risk Parameters R (Radial): 0.127 | I (In-track): 0.397 | C (Cross-track): -0.132
    Collision Risk Index (CRI) 0.78
    X Position (km) -907.422 -907.813
    Position Y (km) -4220.676 -4220.509
    Position Z (km) 5296.678 5296.58
    Velocity X (km/s) 6.698 7.482
    Velocity Y (km/s) -3.345 0.294
    Velocity Z (km/s) -1.513 1.513

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4647 STARLINK-37428
    Semimajor Axis (a) 6839.389 km 6840.855 km
    Eccentricity (e) 0.000160 0.000133
    Inclination (i) 53.1615° 53.1577°
    RAAN 151.5506° 199.8464°
    Perigee Argument 4.5487° 78.8810°
    Mean Anomaly (M) 355.5530° 281.2342°
    Apogee 462.349 km 463.628 km
    Perigee 460.155 km 461.808 km
    Orbit Epoch 2026-09-02T14:13:50+0000 2026-09-02T03:24:12+0000

    STARLINK-4647 & STARLINK-37428 Collision Probability (Pc) Trend

    STARLINK-4647 & STARLINK-37428 Collision Probability (Pc) TrendNot Available

    STARLINK-4647 & STARLINK-37428 Miss Distance (Miss Distance) Trend

    STARLINK-4647 & STARLINK-37428 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4647Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37428Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4647Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37428Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4647

    No nearby objects data