Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.361283E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:45:16+0800
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    1 Object 1

    AOE ID 48377
    NORAD ID 48377
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 48682
    NORAD ID 48682
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2499 STARLINK-2743
    Time of Closest Approach 2026-10-21T20:44:44+0000
    Collision Probability (Pc) 3.361283E-6
    Conjunction Distance (km) 1.621 km
    Relative Speed (km/s) 7.607 km/s
    Conjunction Risk Parameters R (Radial): 0.453 | I (In-track): 1.349 | C (Cross-track): 0.778
    Collision Risk Index (CRI) 0.46
    X Position (km) 3828.578 3827.406
    Position Y (km) -2801.866 -2802.936
    Position Z (km) -4946.784 -4946.458
    Velocity X (km/s) 6.115 1.688
    Velocity Y (km/s) 3.708 6.949
    Velocity Z (km/s) 2.635 -2.635

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2499 STARLINK-2743
    Semimajor Axis (a) 6848.751 km 6848.362 km
    Eccentricity (e) 0.000154 0.000234
    Inclination (i) 53.1601° 53.1568°
    RAAN 27.3201° 105.0259°
    Perigee Argument 75.7866° 104.8401°
    Mean Anomaly (M) 284.3307° 255.2859°
    Apogee 471.670 km 471.825 km
    Perigee 469.558 km 468.625 km
    Orbit Epoch 2026-10-19T06:23:19+0000 2026-10-19T03:29:13+0000

    STARLINK-2499 & STARLINK-2743 Collision Probability (Pc) Trend

    STARLINK-2499 & STARLINK-2743 Collision Probability (Pc) TrendNot Available

    STARLINK-2499 & STARLINK-2743 Miss Distance (Miss Distance) Trend

    STARLINK-2499 & STARLINK-2743 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2499Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-2743Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2499Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-2743Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2499

    No nearby objects data