Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.992458E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T22:25:09+0800
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    1 Object 1

    AOE ID 43711
    NORAD ID 43711
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 57735
    NORAD ID 57735
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SHIYAN 6 (SY-6) STARLINK-30371
    Time of Closest Approach 2026-09-12T19:20:28+0000
    Collision Probability (Pc) 7.992458E-6
    Conjunction Distance (km) 1.307 km
    Relative Speed (km/s) 9.75 km/s
    Conjunction Risk Parameters R (Radial): -1.286 | I (In-track): 0.171 | C (Cross-track): -0.15
    Collision Risk Index (CRI) 0.53
    X Position (km) -636.206 -635.953
    Position Y (km) -5299.106 -5298.005
    Position Z (km) 4305.266 4304.609
    Velocity X (km/s) -0.681 7.312
    Velocity Y (km/s) 4.847 0.772
    Velocity Z (km/s) 5.842 2.027

    Orbital Parameters 国际轨道数据源

    Parameter SHIYAN 6 (SY-6) STARLINK-30371
    Semimajor Axis (a) 6852.909 km 6861.205 km
    Eccentricity (e) 0.001201 0.000156
    Inclination (i) 97.3598° 43.0032°
    RAAN 267.3819° 212.1391°
    Perigee Argument 195.8477° 274.1566°
    Mean Anomaly (M) 164.2390° 85.9108°
    Apogee 483.003 km 484.136 km
    Perigee 466.541 km 482.000 km
    Orbit Epoch 2026-09-11T00:47:57+0000 2026-09-11T05:23:12+0000

    SHIYAN 6 (SY-6) & STARLINK-30371 Collision Probability (Pc) Trend

    SHIYAN 6 (SY-6) & STARLINK-30371 Collision Probability (Pc) TrendNot Available

    SHIYAN 6 (SY-6) & STARLINK-30371 Miss Distance (Miss Distance) Trend

    SHIYAN 6 (SY-6) & STARLINK-30371 Miss Distance (Miss Distance) TrendNot Available

    SHIYAN 6 (SY-6)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30371Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SHIYAN 6 (SY-6)Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30371Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SHIYAN 6 (SY-6)

    No nearby objects data