Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.201256E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:31:59+0800
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    1 Object 1

    AOE ID 51872
    NORAD ID 51872
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64767
    NORAD ID 64767
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3554 STARLINK-34639
    Time of Closest Approach 2026-09-05T12:40:14+0000
    Collision Probability (Pc) 2.201256E-6
    Conjunction Distance (km) 2.1 km
    Relative Speed (km/s) 11.807 km/s
    Conjunction Risk Parameters R (Radial): 2.084 | I (In-track): 0.162 | C (Cross-track): -0.205
    Collision Risk Index (CRI) 0.42
    X Position (km) 2056.604 2057.478
    Position Y (km) -6118.86 -6120.644
    Position Z (km) 2248.329 2249.009
    Velocity X (km/s) 3.975 5.217
    Velocity Y (km/s) 3.393 -0.302
    Velocity Z (km/s) 5.572 -5.572

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3554 STARLINK-34639
    Semimajor Axis (a) 6837.870 km 6840.761 km
    Eccentricity (e) 0.000110 0.000112
    Inclination (i) 53.1592° 53.1583°
    RAAN 287.4845° 140.2988°
    Perigee Argument 75.1281° 145.7564°
    Mean Anomaly (M) 284.9843° 214.3511°
    Apogee 460.486 km 463.389 km
    Perigee 458.980 km 461.859 km
    Orbit Epoch 2026-09-02T12:42:10+0000 2026-09-01T23:35:07+0000

    STARLINK-3554 & STARLINK-34639 Collision Probability (Pc) Trend

    STARLINK-3554 & STARLINK-34639 Collision Probability (Pc) TrendNot Available

    STARLINK-3554 & STARLINK-34639 Miss Distance (Miss Distance) Trend

    STARLINK-3554 & STARLINK-34639 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3554Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34639Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3554Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34639Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3554

    No nearby objects data