Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.582711E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T08:55:53+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 62960
    NORAD ID 62960
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LONGJIANG 3 STARLINK-32877
    Time of Closest Approach 2026-09-12T02:28:13+0000
    Collision Probability (Pc) 1.582711E-6
    Conjunction Distance (km) 2.373 km
    Relative Speed (km/s) 10.562 km/s
    Conjunction Risk Parameters R (Radial): -0.348 | I (In-track): -1.694 | C (Cross-track): -1.624
    Collision Risk Index (CRI) 0.39
    X Position (km) -2033.524 -2031.236
    Position Y (km) 5582.077 5582.646
    Position Z (km) 3384.752 3384.484
    Velocity X (km/s) -6.262 -4.015
    Velocity Y (km/s) 0.376 -4.381
    Velocity Z (km/s) -4.358 4.799

    Orbital Parameters 国际轨道数据源

    Parameter LONGJIANG 3 STARLINK-32877
    Semimajor Axis (a) 6842.116 km 6840.827 km
    Eccentricity (e) 0.000640 0.000158
    Inclination (i) 49.1050° 53.1576°
    RAAN 322.0613° 86.5664°
    Perigee Argument 54.2158° 124.4467°
    Mean Anomaly (M) 305.9383° 235.6684°
    Apogee 468.357 km 463.769 km
    Perigee 459.601 km 461.611 km
    Orbit Epoch 2026-09-11T14:55:29+0000 2026-09-11T16:55:31+0000

    LONGJIANG 3 & STARLINK-32877 Collision Probability (Pc) Trend

    LONGJIANG 3 & STARLINK-32877 Collision Probability (Pc) TrendNot Available

    LONGJIANG 3 & STARLINK-32877 Miss Distance (Miss Distance) Trend

    LONGJIANG 3 & STARLINK-32877 Miss Distance (Miss Distance) TrendNot Available

    LONGJIANG 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32877Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LONGJIANG 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32877Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LONGJIANG 3

    No nearby objects data