Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    6.622187E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T22:39:26+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 65639
    NORAD ID 65639
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-35127
    Time of Closest Approach 2026-09-14T20:34:51+0000
    Collision Probability (Pc) 6.622187E-5
    Conjunction Distance (km) 0.746 km
    Relative Speed (km/s) 13.397 km/s
    Conjunction Risk Parameters R (Radial): -0.73 | I (In-track): -0.071 | C (Cross-track): 0.129
    Collision Risk Index (CRI) 0.71
    X Position (km) -3889.375 -3889.803
    Position Y (km) -2029.012 -2029.363
    Position Z (km) 5238.213 5238.713
    Velocity X (km/s) -5.805 5.155
    Velocity Y (km/s) -1.287 -5.36
    Velocity Z (km/s) -4.791 1.746

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-35127
    Semimajor Axis (a) 6834.609 km 6840.854 km
    Eccentricity (e) 0.000699 0.000111
    Inclination (i) 97.4587° 53.1573°
    RAAN 15.9514° 156.8626°
    Perigee Argument 16.6116° 100.9331°
    Mean Anomaly (M) 343.5355° 259.1796°
    Apogee 461.251 km 463.476 km
    Perigee 451.693 km 461.958 km
    Orbit Epoch 2026-09-12T07:03:51+0000 2026-09-12T02:36:29+0000

    TIANMU-1 21 & STARLINK-35127 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-35127 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-35127 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-35127 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35127Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35127Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data