Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.391979E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-27T10:18:33+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 66182
    NORAD ID 66182
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-35333
    Time of Closest Approach 2026-08-27T18:57:39+0000
    Collision Probability (Pc) 1.391979E-6
    Conjunction Distance (km) 2.899 km
    Relative Speed (km/s) 14.703 km/s
    Conjunction Risk Parameters R (Radial): 2.888 | I (In-track): -0.067 | C (Cross-track): 0.244
    Collision Risk Index (CRI) 0.38
    X Position (km) 6490.168 6492.888
    Position Y (km) 307.242 307.139
    Position Z (km) -2137.233 -2138.231
    Velocity X (km/s) 2.398 -2.07
    Velocity Y (km/s) -0.93 4.725
    Velocity Z (km/s) 7.187 -5.627

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-35333
    Semimajor Axis (a) 6835.401 km 6840.819 km
    Eccentricity (e) 0.000827 0.000212
    Inclination (i) 97.4563° 53.1556°
    RAAN 358.9909° 177.4341°
    Perigee Argument 70.6006° 133.7538°
    Mean Anomaly (M) 289.6130° 226.3641°
    Apogee 462.915 km 464.134 km
    Perigee 451.613 km 461.230 km
    Orbit Epoch 2026-08-26T13:20:19+0000 2026-08-25T20:44:52+0000

    TIANMU-1 21 & STARLINK-35333 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-35333 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-35333 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-35333 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35333Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35333Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data