Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.88528E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T23:23:20+0800
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    1 Object 1

    AOE ID 58702
    NORAD ID 58702
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 63930
    NORAD ID 63930
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 17 STARLINK-33980
    Time of Closest Approach 2026-09-10T22:18:37+0000
    Collision Probability (Pc) 2.88528E-6
    Conjunction Distance (km) 1.845 km
    Relative Speed (km/s) 10.716 km/s
    Conjunction Risk Parameters R (Radial): -0.577 | I (In-track): -1.245 | C (Cross-track): -1.232
    Collision Risk Index (CRI) 0.44
    X Position (km) 403.57 402.594
    Position Y (km) -2487.534 -2485.969
    Position Z (km) 6371.373 6371.425
    Velocity X (km/s) -1.597 7.421
    Velocity Y (km/s) -6.984 -1.421
    Velocity Z (km/s) -2.616 -1.021

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 17 STARLINK-33980
    Semimajor Axis (a) 6861.400 km 6855.218 km
    Eccentricity (e) 0.000679 0.000468
    Inclination (i) 97.4644° 69.9999°
    RAAN 79.2461° 168.9858°
    Perigee Argument 64.1797° 287.6707°
    Mean Anomaly (M) 296.0142° 72.3957°
    Apogee 487.922 km 480.292 km
    Perigee 478.604 km 473.870 km
    Orbit Epoch 2026-09-10T07:40:49+0000 2026-09-09T22:20:24+0000

    TIANMU-1 17 & STARLINK-33980 Collision Probability (Pc) Trend

    TIANMU-1 17 & STARLINK-33980 Collision Probability (Pc) TrendNot Available

    TIANMU-1 17 & STARLINK-33980 Miss Distance (Miss Distance) Trend

    TIANMU-1 17 & STARLINK-33980 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 17Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33980Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 17Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33980Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 17

    No nearby objects data