Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.229902E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:45:41+0800
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    1 Object 1

    AOE ID 56547
    NORAD ID 56547
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58645
    NORAD ID 58645
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-6291 TIANMU-1 11
    Time of Closest Approach 2026-09-04T22:41:12+0000
    Collision Probability (Pc) 5.229902E-6
    Conjunction Distance (km) 1.402 km
    Relative Speed (km/s) 7.394 km/s
    Conjunction Risk Parameters R (Radial): 0.587 | I (In-track): 1.118 | C (Cross-track): -0.609
    Collision Risk Index (CRI) 0.49
    X Position (km) -78.375 -78.855
    Position Y (km) 6520.938 6521.856
    Position Z (km) 2126.093 2125.15
    Velocity X (km/s) -5.883 0.996
    Velocity Y (km/s) 1.446 2.37
    Velocity Z (km/s) -4.633 -7.179

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-6291 TIANMU-1 11
    Semimajor Axis (a) 6861.199 km 6860.861 km
    Eccentricity (e) 0.000154 0.001059
    Inclination (i) 43.0046° 97.3442°
    RAAN 298.7086° 267.5456°
    Perigee Argument 291.5740° 86.2471°
    Mean Anomaly (M) 68.4947° 273.9980°
    Apogee 484.120 km 489.992 km
    Perigee 482.004 km 475.456 km
    Orbit Epoch 2026-09-03T14:38:07+0000 2026-09-04T04:41:25+0000

    STARLINK-6291 & TIANMU-1 11 Collision Probability (Pc) Trend

    STARLINK-6291 & TIANMU-1 11 Collision Probability (Pc) TrendNot Available

    STARLINK-6291 & TIANMU-1 11 Miss Distance (Miss Distance) Trend

    STARLINK-6291 & TIANMU-1 11 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-6291Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 11Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-6291Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 11Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-6291

    No nearby objects data