Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.418198E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T08:38:44+0800
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    1 Object 1

    AOE ID 49743
    NORAD ID 49743
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53200
    NORAD ID 53200
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3239 STARLINK-4417
    Time of Closest Approach 2026-10-25T03:20:40+0000
    Collision Probability (Pc) 1.418198E-6
    Conjunction Distance (km) 2.862 km
    Relative Speed (km/s) 14.744 km/s
    Conjunction Risk Parameters R (Radial): -2.829 | I (In-track): -0.122 | C (Cross-track): 0.409
    Collision Risk Index (CRI) 0.38
    X Position (km) -6719.59 -6716.783
    Position Y (km) 903.155 903.18
    Position Z (km) -982.444 -981.889
    Velocity X (km/s) -1.472 1.198
    Velocity Y (km/s) -4.465 0.825
    Velocity Z (km/s) 6.01 -7.491

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3239 STARLINK-4417
    Semimajor Axis (a) 6848.857 km 6843.704 km
    Eccentricity (e) 0.000129 0.000132
    Inclination (i) 53.1588° 97.2839°
    RAAN 183.4352° 352.0193°
    Perigee Argument 80.9009° 92.3120°
    Mean Anomaly (M) 279.2139° 267.8274°
    Apogee 471.607 km 466.472 km
    Perigee 469.833 km 464.662 km
    Orbit Epoch 2026-10-24T02:20:00+0000 2026-10-23T17:38:16+0000

    STARLINK-3239 & STARLINK-4417 Collision Probability (Pc) Trend

    STARLINK-3239 & STARLINK-4417 Collision Probability (Pc) TrendNot Available

    STARLINK-3239 & STARLINK-4417 Miss Distance (Miss Distance) Trend

    STARLINK-3239 & STARLINK-4417 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3239Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4417Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3239Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4417Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3239

    No nearby objects data