Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    5.369393E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T07:51:18+0800
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    1 Object 1

    AOE ID 47733
    NORAD ID 47733
    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-2143 TIANMU-1 20
    Time of Closest Approach 2026-10-25T20:16:16+0000
    Collision Probability (Pc) 5.369393E-4
    Conjunction Distance (km) 0.288 km
    Relative Speed (km/s) 14.716 km/s
    Conjunction Risk Parameters R (Radial): -0.054 | I (In-track): 0.065 | C (Cross-track): -0.274
    Collision Risk Index (CRI) 0.9
    X Position (km) -3329.562 -3329.337
    Position Y (km) -5596.01 -5596.127
    Position Z (km) 2086.521 2086.387
    Velocity X (km/s) 5.062 -2.078
    Velocity Y (km/s) -0.894 -1.458
    Velocity Z (km/s) 5.65 -7.205

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2143 TIANMU-1 20
    Semimajor Axis (a) 6840.025 km 6840.319 km
    Eccentricity (e) 0.000192 0.000623
    Inclination (i) 53.1617° 97.4563°
    RAAN 232.9840° 55.2999°
    Perigee Argument 101.1422° 211.2097°
    Mean Anomaly (M) 258.9797° 148.8777°
    Apogee 463.203 km 466.441 km
    Perigee 460.573 km 457.923 km
    Orbit Epoch 2026-10-24T05:06:06+0000 2026-10-24T07:34:25+0000

    STARLINK-2143 & TIANMU-1 20 Collision Probability (Pc) Trend

    STARLINK-2143 & TIANMU-1 20 Collision Probability (Pc) TrendNot Available

    STARLINK-2143 & TIANMU-1 20 Miss Distance (Miss Distance) Trend

    STARLINK-2143 & TIANMU-1 20 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2143Miss 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-2143Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 20Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2143

    No nearby objects data