Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.666196E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:36:36+0800
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    1 Object 1

    AOE ID 58662
    NORAD ID 58662
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 65025
    NORAD ID 65025
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-34727
    Time of Closest Approach 2026-09-13T16:26:29+0000
    Collision Probability (Pc) 8.666196E-6
    Conjunction Distance (km) 1.356 km
    Relative Speed (km/s) 13.11 km/s
    Conjunction Risk Parameters R (Radial): 0.726 | I (In-track): 0.584 | C (Cross-track): 0.985
    Collision Risk Index (CRI) 0.54
    X Position (km) -3809.475 -3810.041
    Position Y (km) -1923.289 -1924.517
    Position Z (km) 5335.308 5335.391
    Velocity X (km/s) -5.93 4.796
    Velocity Y (km/s) -1.216 -5.795
    Velocity Z (km/s) -4.655 1.331

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-34727
    Semimajor Axis (a) 6834.670 km 6840.926 km
    Eccentricity (e) 0.000711 0.000127
    Inclination (i) 97.4582° 53.1585°
    RAAN 14.5651° 154.3442°
    Perigee Argument 21.2224° 100.6498°
    Mean Anomaly (M) 338.9314° 259.4648°
    Apogee 461.393 km 463.660 km
    Perigee 451.673 km 461.918 km
    Orbit Epoch 2026-09-10T22:14:27+0000 2026-09-10T00:34:03+0000

    TIANMU-1 21 & STARLINK-34727 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-34727 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-34727 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-34727 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34727Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34727Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data