Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.048653E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T15:59:25+0800
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    1 Object 1

    AOE ID 49759
    NORAD ID 49759
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53563
    NORAD ID 53563
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3204 STARLINK-4561
    Time of Closest Approach 2026-09-12T20:07:40+0000
    Collision Probability (Pc) 1.048653E-6
    Conjunction Distance (km) 2.809 km
    Relative Speed (km/s) 8.325 km/s
    Conjunction Risk Parameters R (Radial): 2.798 | I (In-track): 0.207 | C (Cross-track): -0.13
    Collision Risk Index (CRI) 0.35
    X Position (km) 2987.074 2988.102
    Position Y (km) 3866.143 3867.874
    Position Z (km) 4774.738 4776.696
    Velocity X (km/s) -6.851 -3.289
    Velocity Y (km/s) 1.612 6.221
    Velocity Z (km/s) 2.974 -2.972

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3204 STARLINK-4561
    Semimajor Axis (a) 6837.875 km 6840.867 km
    Eccentricity (e) 0.000087 0.000123
    Inclination (i) 53.1614° 53.1594°
    RAAN 11.0433° 286.2278°
    Perigee Argument 56.5224° 92.0895°
    Mean Anomaly (M) 303.5862° 268.0249°
    Apogee 460.331 km 463.575 km
    Perigee 459.145 km 461.885 km
    Orbit Epoch 2026-09-11T14:10:54+0000 2026-09-11T09:13:11+0000

    STARLINK-3204 & STARLINK-4561 Collision Probability (Pc) Trend

    STARLINK-3204 & STARLINK-4561 Collision Probability (Pc) TrendNot Available

    STARLINK-3204 & STARLINK-4561 Miss Distance (Miss Distance) Trend

    STARLINK-3204 & STARLINK-4561 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3204Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4561Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3204Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4561Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3204

    No nearby objects data