Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.087297E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T08:47:02+0800
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    1 Object 1

    AOE ID 57231
    NORAD ID 57231
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58700
    NORAD ID 58700
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5840 TIANMU-1 15
    Time of Closest Approach 2026-09-06T02:06:39+0000
    Collision Probability (Pc) 1.087297E-6
    Conjunction Distance (km) 2.59 km
    Relative Speed (km/s) 7.21 km/s
    Conjunction Risk Parameters R (Radial): 2.416 | I (In-track): 0.824 | C (Cross-track): 0.439
    Collision Risk Index (CRI) 0.36
    X Position (km) 1487.768 1488.016
    Position Y (km) 6503.484 6506.046
    Position Z (km) -1606.485 -1606.202
    Velocity X (km/s) -5.327 1.384
    Velocity Y (km/s) 2.422 1.484
    Velocity Z (km/s) 4.886 7.346

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5840 TIANMU-1 15
    Semimajor Axis (a) 6861.200 km 6861.815 km
    Eccentricity (e) 0.000141 0.000852
    Inclination (i) 43.0026° 97.4679°
    RAAN 95.0233° 75.0484°
    Perigee Argument 269.0352° 58.6359°
    Mean Anomaly (M) 91.0339° 301.5713°
    Apogee 484.030 km 489.526 km
    Perigee 482.096 km 477.830 km
    Orbit Epoch 2026-09-05T13:38:39+0000 2026-09-05T19:52:52+0000

    STARLINK-5840 & TIANMU-1 15 Collision Probability (Pc) Trend

    STARLINK-5840 & TIANMU-1 15 Collision Probability (Pc) TrendNot Available

    STARLINK-5840 & TIANMU-1 15 Miss Distance (Miss Distance) Trend

    STARLINK-5840 & TIANMU-1 15 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5840Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 15Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5840Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 15Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5840

    No nearby objects data