Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.654289E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:18:02+0800
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    1 Object 1

    AOE ID 51744
    NORAD ID 51744
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53715
    NORAD ID 53715
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3452 STARLINK-4686
    Time of Closest Approach 2026-09-05T06:19:29+0000
    Collision Probability (Pc) 8.654289E-7
    Conjunction Distance (km) 2.966 km
    Relative Speed (km/s) 6.646 km/s
    Conjunction Risk Parameters R (Radial): 2.504 | I (In-track): -1.434 | C (Cross-track): -0.683
    Collision Risk Index (CRI) 0.34
    X Position (km) 645.048 646.385
    Position Y (km) -4507.936 -4506.067
    Position Z (km) 5098.606 5096.733
    Velocity X (km/s) 6.456 7.16
    Velocity Y (km/s) 3.43 -1.481
    Velocity Z (km/s) 2.21 -2.211

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3452 STARLINK-4686
    Semimajor Axis (a) 6843.344 km 6840.880 km
    Eccentricity (e) 0.000121 0.000114
    Inclination (i) 53.1588° 53.1624°
    RAAN 230.5562° 160.5034°
    Perigee Argument 92.5507° 88.5746°
    Mean Anomaly (M) 267.5633° 271.5387°
    Apogee 466.036 km 463.521 km
    Perigee 464.378 km 461.965 km
    Orbit Epoch 2026-09-03T05:32:20+0000 2026-09-04T03:16:01+0000

    STARLINK-3452 & STARLINK-4686 Collision Probability (Pc) Trend

    STARLINK-3452 & STARLINK-4686 Collision Probability (Pc) TrendNot Available

    STARLINK-3452 & STARLINK-4686 Miss Distance (Miss Distance) Trend

    STARLINK-3452 & STARLINK-4686 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3452Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4686Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3452Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4686Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3452

    No nearby objects data