Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.535445E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T14:39:43+0800
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    1 Object 1

    AOE ID 49425
    NORAD ID 49425
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55314
    NORAD ID 55314
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3139 STARLINK-5305
    Time of Closest Approach 2026-10-30T03:03:12+0000
    Collision Probability (Pc) 1.535445E-4
    Conjunction Distance (km) 0.522 km
    Relative Speed (km/s) 10.816 km/s
    Conjunction Risk Parameters R (Radial): 0.349 | I (In-track): 0.274 | C (Cross-track): -0.275
    Collision Risk Index (CRI) 0.79
    X Position (km) 1452.527 1452.98
    Position Y (km) -4503.157 -4503.342
    Position Z (km) 4942.045 4942.225
    Velocity X (km/s) 5.457 5.065
    Velocity Y (km/s) 4.649 -3.405
    Velocity Z (km/s) 2.625 -4.583

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3139 STARLINK-5305
    Semimajor Axis (a) 6848.928 km 6846.391 km
    Eccentricity (e) 0.000133 0.000324
    Inclination (i) 53.1596° 70.0001°
    RAAN 243.6826° 134.3429°
    Perigee Argument 88.4500° 252.3787°
    Mean Anomaly (M) 271.6654° 1.5247°
    Apogee 471.704 km 470.475 km
    Perigee 469.878 km 466.033 km
    Orbit Epoch 2026-10-28T13:11:19+0000 2026-10-28T14:00:02+0000

    STARLINK-3139 & STARLINK-5305 Collision Probability (Pc) Trend

    STARLINK-3139 & STARLINK-5305 Collision Probability (Pc) TrendNot Available

    STARLINK-3139 & STARLINK-5305 Miss Distance (Miss Distance) Trend

    STARLINK-3139 & STARLINK-5305 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3139Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5305Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3139Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5305Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3139

    No nearby objects data