Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.589481E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T20:46:42+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 53059
    NORAD ID 53059
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SHIYAN 6 (SY-6) STARLINK-4320
    Time of Closest Approach 2026-10-21T15:27:19+0000
    Collision Probability (Pc) 3.589481E-6
    Conjunction Distance (km) 1.843 km
    Relative Speed (km/s) 14.953 km/s
    Conjunction Risk Parameters R (Radial): -0.467 | I (In-track): -0.358 | C (Cross-track): 1.746
    Collision Risk Index (CRI) 0.46
    X Position (km) 2021.586 2020.153
    Position Y (km) -3752.885 -3753.983
    Position Z (km) 5346.244 5346.612
    Velocity X (km/s) -4.158 1.405
    Velocity Y (km/s) 4.408 -5.888
    Velocity Z (km/s) 4.653 -4.653

    Orbital Parameters 国际轨道数据源

    Parameter SHIYAN 6 (SY-6) STARLINK-4320
    Semimajor Axis (a) 6852.008 km 6843.721 km
    Eccentricity (e) 0.001425 0.000213
    Inclination (i) 97.3588° 97.2824°
    RAAN 305.2957° 106.3980°
    Perigee Argument 71.1508° 88.0720°
    Mean Anomaly (M) 289.1276° 272.0767°
    Apogee 483.633 km 467.043 km
    Perigee 464.109 km 464.125 km
    Orbit Epoch 2026-10-19T06:44:48+0000 2026-10-18T22:41:17+0000

    SHIYAN 6 (SY-6) & STARLINK-4320 Collision Probability (Pc) Trend

    SHIYAN 6 (SY-6) & STARLINK-4320 Collision Probability (Pc) TrendNot Available

    SHIYAN 6 (SY-6) & STARLINK-4320 Miss Distance (Miss Distance) Trend

    SHIYAN 6 (SY-6) & STARLINK-4320 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-4320Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SHIYAN 6 (SY-6)Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4320Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SHIYAN 6 (SY-6)

    No nearby objects data