Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.588444E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:49:24+0800
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    1 Object 1

    AOE ID 53221
    NORAD ID 53221
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64339
    NORAD ID 64339
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4377 STARLINK-34017
    Time of Closest Approach 2026-09-04T09:30:46+0000
    Collision Probability (Pc) 4.588444E-4
    Conjunction Distance (km) 0.306 km
    Relative Speed (km/s) 12.397 km/s
    Conjunction Risk Parameters R (Radial): 0.232 | I (In-track): 0.115 | C (Cross-track): 0.164
    Collision Risk Index (CRI) 0.88
    X Position (km) -2215.614 -2215.774
    Position Y (km) 4577.261 4577.268
    Position Z (km) -4609.673 -4609.933
    Velocity X (km/s) 3.368 -7.123
    Velocity Y (km/s) -3.966 -2.55
    Velocity Z (km/s) -5.561 0.892

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4377 STARLINK-34017
    Semimajor Axis (a) 6856.763 km 6861.186 km
    Eccentricity (e) 0.000063 0.000082
    Inclination (i) 97.2841° 42.9991°
    RAAN 300.7940° 204.9214°
    Perigee Argument 65.7066° 268.8859°
    Mean Anomaly (M) 1.4506° 91.1899°
    Apogee 479.058 km 483.609 km
    Perigee 478.194 km 482.489 km
    Orbit Epoch 2026-09-02T16:00:02+0000 2026-09-02T04:30:29+0000

    STARLINK-4377 & STARLINK-34017 Collision Probability (Pc) Trend

    STARLINK-4377 & STARLINK-34017 Collision Probability (Pc) TrendNot Available

    STARLINK-4377 & STARLINK-34017 Miss Distance (Miss Distance) Trend

    STARLINK-4377 & STARLINK-34017 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4377Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34017Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4377Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34017Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4377

    No nearby objects data