Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.718807E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:41:59+0800
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    1 Object 1

    AOE ID 52479
    NORAD ID 52479
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65434
    NORAD ID 65434
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3878 STARLINK-35142
    Time of Closest Approach 2026-09-05T12:31:33+0000
    Collision Probability (Pc) 3.718807E-6
    Conjunction Distance (km) 1.791 km
    Relative Speed (km/s) 13.94 km/s
    Conjunction Risk Parameters R (Radial): -1.742 | I (In-track): 0.166 | C (Cross-track): -0.377
    Collision Risk Index (CRI) 0.46
    X Position (km) 81.023 81.34
    Position Y (km) -4841.825 -4840.423
    Position Z (km) -4849.086 -4848.017
    Velocity X (km/s) 6.516 -1.457
    Velocity Y (km/s) -2.742 5.28
    Velocity Z (km/s) 2.849 -5.3

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3878 STARLINK-35142
    Semimajor Axis (a) 6849.095 km 6843.712 km
    Eccentricity (e) 0.000098 0.000161
    Inclination (i) 53.1597° 97.2848°
    RAAN 332.9125° 95.0023°
    Perigee Argument 72.9011° 88.9295°
    Mean Anomaly (M) 310.7614° 271.2132°
    Apogee 471.629 km 466.678 km
    Perigee 470.287 km 464.472 km
    Orbit Epoch 2026-09-02T16:00:02+0000 2026-09-02T03:40:31+0000

    STARLINK-3878 & STARLINK-35142 Collision Probability (Pc) Trend

    STARLINK-3878 & STARLINK-35142 Collision Probability (Pc) TrendNot Available

    STARLINK-3878 & STARLINK-35142 Miss Distance (Miss Distance) Trend

    STARLINK-3878 & STARLINK-35142 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3878Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35142Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3878Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35142Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3878

    No nearby objects data