Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.202512E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:40:15+0800
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    1 Object 1

    AOE ID 48643
    NORAD ID 48643
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58661
    NORAD ID 58661
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-2704 TIANMU-1 20
    Time of Closest Approach 2026-10-20T12:34:11+0000
    Collision Probability (Pc) 7.202512E-6
    Conjunction Distance (km) 1.397 km
    Relative Speed (km/s) 11.614 km/s
    Conjunction Risk Parameters R (Radial): -0.693 | I (In-track): 0.791 | C (Cross-track): 0.919
    Collision Risk Index (CRI) 0.52
    X Position (km) 1963.874 1963.394
    Position Y (km) 3615.309 3615.97
    Position Z (km) -5473.694 -5472.562
    Velocity X (km/s) -6.524 4.286
    Velocity Y (km/s) 3.935 4.444
    Velocity Z (km/s) 0.258 4.471

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2704 TIANMU-1 20
    Semimajor Axis (a) 6845.487 km 6840.582 km
    Eccentricity (e) 0.000124 0.000585
    Inclination (i) 53.1575° 97.4553°
    RAAN 153.7707° 50.2269°
    Perigee Argument 106.1066° 231.1098°
    Mean Anomaly (M) 254.0073° 128.9624°
    Apogee 468.199 km 466.451 km
    Perigee 466.501 km 458.439 km
    Orbit Epoch 2026-10-19T04:06:06+0000 2026-10-19T07:04:04+0000

    STARLINK-2704 & TIANMU-1 20 Collision Probability (Pc) Trend

    STARLINK-2704 & TIANMU-1 20 Collision Probability (Pc) TrendNot Available

    STARLINK-2704 & TIANMU-1 20 Miss Distance (Miss Distance) Trend

    STARLINK-2704 & TIANMU-1 20 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2704Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 20Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2704Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 20Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2704

    No nearby objects data