Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.740114E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:59:22+0800
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    1 Object 1

    AOE ID 53259
    NORAD ID 53259
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65238
    NORAD ID 65238
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4140 STARLINK-34818
    Time of Closest Approach 2026-10-28T10:21:09+0000
    Collision Probability (Pc) 6.740114E-6
    Conjunction Distance (km) 1.464 km
    Relative Speed (km/s) 13.233 km/s
    Conjunction Risk Parameters R (Radial): -1.39 | I (In-track): 0.236 | C (Cross-track): -0.388
    Collision Risk Index (CRI) 0.52
    X Position (km) -3806.872 -3806.07
    Position Y (km) 2097.521 2096.681
    Position Z (km) -5298.157 -5297.266
    Velocity X (km/s) -5.154 5.79
    Velocity Y (km/s) -5.39 -1.45
    Velocity Z (km/s) 1.571 -4.737

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4140 STARLINK-34818
    Semimajor Axis (a) 6848.737 km 6843.608 km
    Eccentricity (e) 0.000110 0.000178
    Inclination (i) 53.1572° 97.2864°
    RAAN 222.9148° 338.7963°
    Perigee Argument 309.2331° 88.2076°
    Mean Anomaly (M) 50.8573° 271.9371°
    Apogee 471.355 km 466.686 km
    Perigee 469.845 km 464.256 km
    Orbit Epoch 2026-10-27T04:55:33+0000 2026-10-27T02:01:34+0000

    STARLINK-4140 & STARLINK-34818 Collision Probability (Pc) Trend

    STARLINK-4140 & STARLINK-34818 Collision Probability (Pc) TrendNot Available

    STARLINK-4140 & STARLINK-34818 Miss Distance (Miss Distance) Trend

    STARLINK-4140 & STARLINK-34818 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4140Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34818Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4140Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34818Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4140

    No nearby objects data