Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.253132E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:51:45+0800
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    1 Object 1

    AOE ID 57401
    NORAD ID 57401
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 59045
    NORAD ID 59045
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 09 STARLINK-31241
    Time of Closest Approach 2026-09-12T03:23:47+0000
    Collision Probability (Pc) 1.253132E-6
    Conjunction Distance (km) 2.904 km
    Relative Speed (km/s) 12.281 km/s
    Conjunction Risk Parameters R (Radial): 2.889 | I (In-track): -0.173 | C (Cross-track): 0.229
    Collision Risk Index (CRI) 0.37
    X Position (km) 3230.091 3231.21
    Position Y (km) -3899.54 -3901.197
    Position Z (km) -4629.526 -4631.631
    Velocity X (km/s) 2.227 5.381
    Velocity Y (km/s) -4.729 5.34
    Velocity Z (km/s) 5.539 -0.744

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 09 STARLINK-31241
    Semimajor Axis (a) 6852.017 km 6861.205 km
    Eccentricity (e) 0.000354 0.000121
    Inclination (i) 97.2465° 43.0049°
    RAAN 302.1330° 58.4701°
    Perigee Argument 162.7357° 281.4693°
    Mean Anomaly (M) 197.4005° 78.6022°
    Apogee 476.305 km 483.899 km
    Perigee 471.455 km 482.237 km
    Orbit Epoch 2026-09-11T07:11:13+0000 2026-09-10T18:52:13+0000

    TIANMU-1 09 & STARLINK-31241 Collision Probability (Pc) Trend

    TIANMU-1 09 & STARLINK-31241 Collision Probability (Pc) TrendNot Available

    TIANMU-1 09 & STARLINK-31241 Miss Distance (Miss Distance) Trend

    TIANMU-1 09 & STARLINK-31241 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 09Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31241Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 09Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31241Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 09

    No nearby objects data