Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.492974E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T23:21:35+0800
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    1 Object 1

    AOE ID 58646
    NORAD ID 58646
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 67929
    NORAD ID 67929
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 12 STARLINK-36809
    Time of Closest Approach 2026-09-11T10:48:27+0000
    Collision Probability (Pc) 5.492974E-6
    Conjunction Distance (km) 1.364 km
    Relative Speed (km/s) 6.964 km/s
    Conjunction Risk Parameters R (Radial): -1.286 | I (In-track): 0.401 | C (Cross-track): -0.211
    Collision Risk Index (CRI) 0.5
    X Position (km) 547.32 547.376
    Position Y (km) -6837.592 -6836.308
    Position Z (km) -161.112 -160.657
    Velocity X (km/s) -0.958 5.569
    Velocity Y (km/s) -0.241 0.328
    Velocity Z (km/s) 7.561 5.201

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 12 STARLINK-36809
    Semimajor Axis (a) 6861.700 km 6861.138 km
    Eccentricity (e) 0.000896 0.000178
    Inclination (i) 97.3423° 43.0023°
    RAAN 273.3070° 294.4884°
    Perigee Argument 57.0049° 280.0177°
    Mean Anomaly (M) 303.2049° 80.0474°
    Apogee 489.709 km 484.225 km
    Perigee 477.417 km 481.777 km
    Orbit Epoch 2026-09-10T08:05:04+0000 2026-09-08T04:21:24+0000

    TIANMU-1 12 & STARLINK-36809 Collision Probability (Pc) Trend

    TIANMU-1 12 & STARLINK-36809 Collision Probability (Pc) TrendNot Available

    TIANMU-1 12 & STARLINK-36809 Miss Distance (Miss Distance) Trend

    TIANMU-1 12 & STARLINK-36809 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36809Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 12Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36809Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 12

    No nearby objects data