Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.00741E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T14:48:27+0800
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    1 Object 1

    AOE ID 53498
    NORAD ID 53498
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66245
    NORAD ID 66245
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4439 STARLINK-35503
    Time of Closest Approach 2026-10-17T01:40:05+0000
    Collision Probability (Pc) 7.00741E-6
    Conjunction Distance (km) 1.365 km
    Relative Speed (km/s) 9.965 km/s
    Conjunction Risk Parameters R (Radial): -1.3 | I (In-track): -0.305 | C (Cross-track): -0.276
    Collision Risk Index (CRI) 0.52
    X Position (km) -3422.372 -3422.066
    Position Y (km) -2714.285 -2713.775
    Position Z (km) -5277.87 -5276.642
    Velocity X (km/s) 3.565 6.014
    Velocity Y (km/s) 4.762 -4.38
    Velocity Z (km/s) -4.764 -1.649

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4439 STARLINK-35503
    Semimajor Axis (a) 6843.615 km 6840.919 km
    Eccentricity (e) 0.000111 0.000623
    Inclination (i) 97.2864° 53.1593°
    RAAN 45.8551° 339.1819°
    Perigee Argument 108.4082° 83.7442°
    Mean Anomaly (M) 251.7281° 276.4270°
    Apogee 466.238 km 467.044 km
    Perigee 464.718 km 458.520 km
    Orbit Epoch 2026-10-15T14:12:39+0000 2026-10-15T20:25:35+0000

    STARLINK-4439 & STARLINK-35503 Collision Probability (Pc) Trend

    STARLINK-4439 & STARLINK-35503 Collision Probability (Pc) TrendNot Available

    STARLINK-4439 & STARLINK-35503 Miss Distance (Miss Distance) Trend

    STARLINK-4439 & STARLINK-35503 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4439Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35503Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4439Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35503Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4439

    No nearby objects data