Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.989059E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T10:32:57+0800
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    1 Object 1

    AOE ID 56874
    NORAD ID 56874
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 67540
    NORAD ID 67540
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LONGJIANG 3 STARLINK-36585
    Time of Closest Approach 2026-09-15T12:05:37+0000
    Collision Probability (Pc) 3.989059E-6
    Conjunction Distance (km) 1.761 km
    Relative Speed (km/s) 14.389 km/s
    Conjunction Risk Parameters R (Radial): -1.615 | I (In-track): -0.243 | C (Cross-track): 0.657
    Collision Risk Index (CRI) 0.47
    X Position (km) -5183.376 -5185.054
    Position Y (km) 3295.593 3295.93
    Position Z (km) -3028.78 -3029.195
    Velocity X (km/s) -1.045 -2.235
    Velocity Y (km/s) -5.932 2.697
    Velocity Z (km/s) -4.679 6.774

    Orbital Parameters 国际轨道数据源

    Parameter LONGJIANG 3 STARLINK-36585
    Semimajor Axis (a) 6842.003 km 6843.658 km
    Eccentricity (e) 0.000629 0.000199
    Inclination (i) 49.1042° 97.2833°
    RAAN 311.7600° 141.6961°
    Perigee Argument 63.6345° 111.3212°
    Mean Anomaly (M) 296.5247° 248.8243°
    Apogee 468.170 km 466.883 km
    Perigee 459.562 km 464.159 km
    Orbit Epoch 2026-09-13T15:23:12+0000 2026-09-13T05:23:47+0000

    LONGJIANG 3 & STARLINK-36585 Collision Probability (Pc) Trend

    LONGJIANG 3 & STARLINK-36585 Collision Probability (Pc) TrendNot Available

    LONGJIANG 3 & STARLINK-36585 Miss Distance (Miss Distance) Trend

    LONGJIANG 3 & STARLINK-36585 Miss Distance (Miss Distance) TrendNot Available

    LONGJIANG 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36585Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LONGJIANG 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36585Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LONGJIANG 3

    No nearby objects data