Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.488616E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:16:12+0800
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    1 Object 1

    AOE ID 54783
    NORAD ID 54783
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69300
    NORAD ID 69300
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5439 STARLINK-37456
    Time of Closest Approach 2026-09-03T20:59:34+0000
    Collision Probability (Pc) 8.488616E-7
    Conjunction Distance (km) 2.976 km
    Relative Speed (km/s) 6.459 km/s
    Conjunction Risk Parameters R (Radial): -2.974 | I (In-track): 0.054 | C (Cross-track): 0.026
    Collision Risk Index (CRI) 0.34
    X Position (km) 582.087 581.854
    Position Y (km) -6114.433 -6111.803
    Position Z (km) -3039.075 -3037.705
    Velocity X (km/s) 5.316 -0.757
    Velocity Y (km/s) -2.016 -3.43
    Velocity Z (km/s) 5.083 6.769

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5439 STARLINK-37456
    Semimajor Axis (a) 6848.864 km 6843.663 km
    Eccentricity (e) 0.000122 0.000143
    Inclination (i) 53.1590° 97.2832°
    RAAN 303.2625° 270.0143°
    Perigee Argument 78.9858° 98.5286°
    Mean Anomaly (M) 281.1281° 261.6120°
    Apogee 471.562 km 466.507 km
    Perigee 469.892 km 464.545 km
    Orbit Epoch 2026-09-02T13:49:10+0000 2026-09-02T01:15:28+0000

    STARLINK-5439 & STARLINK-37456 Collision Probability (Pc) Trend

    STARLINK-5439 & STARLINK-37456 Collision Probability (Pc) TrendNot Available

    STARLINK-5439 & STARLINK-37456 Miss Distance (Miss Distance) Trend

    STARLINK-5439 & STARLINK-37456 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5439Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37456Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5439Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37456Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5439

    No nearby objects data