Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.727817E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T14:43:27+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 68276
    NORAD ID 68276
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LONGJIANG 3 STARLINK-37125
    Time of Closest Approach 2026-09-16T07:35:14+0000
    Collision Probability (Pc) 3.727817E-6
    Conjunction Distance (km) 1.713 km
    Relative Speed (km/s) 11.458 km/s
    Conjunction Risk Parameters R (Radial): -1.278 | I (In-track): 0.751 | C (Cross-track): 0.857
    Collision Risk Index (CRI) 0.46
    X Position (km) 4581.288 4581.33
    Position Y (km) -4588.178 -4589.832
    Position Z (km) 2168.712 2169.156
    Velocity X (km/s) 2.485 4.749
    Velocity Y (km/s) 4.975 2.076
    Velocity Z (km/s) 5.24 -5.611

    Orbital Parameters 国际轨道数据源

    Parameter LONGJIANG 3 STARLINK-37125
    Semimajor Axis (a) 6841.983 km 6840.814 km
    Eccentricity (e) 0.000627 0.000127
    Inclination (i) 49.1043° 53.1583°
    RAAN 310.0983° 161.4831°
    Perigee Argument 65.1854° 92.3128°
    Mean Anomaly (M) 294.9744° 267.8019°
    Apogee 468.135 km 463.546 km
    Perigee 459.557 km 461.808 km
    Orbit Epoch 2026-09-13T23:12:11+0000 2026-09-13T17:56:39+0000

    LONGJIANG 3 & STARLINK-37125 Collision Probability (Pc) Trend

    LONGJIANG 3 & STARLINK-37125 Collision Probability (Pc) TrendNot Available

    LONGJIANG 3 & STARLINK-37125 Miss Distance (Miss Distance) Trend

    LONGJIANG 3 & STARLINK-37125 Miss Distance (Miss Distance) TrendNot Available

    LONGJIANG 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37125Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LONGJIANG 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37125Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LONGJIANG 3

    No nearby objects data