Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.989858E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:10:32+0800
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    1 Object 1

    AOE ID 58647
    NORAD ID 58647
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 63649
    NORAD ID 63649
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 13 STARLINK-33684
    Time of Closest Approach 2026-10-21T06:47:18+0000
    Collision Probability (Pc) 3.989858E-5
    Conjunction Distance (km) 0.879 km
    Relative Speed (km/s) 13.777 km/s
    Conjunction Risk Parameters R (Radial): 0.861 | I (In-track): 0.069 | C (Cross-track): -0.164
    Collision Risk Index (CRI) 0.67
    X Position (km) -3705.185 -3704.646
    Position Y (km) 4515.836 4515.404
    Position Z (km) -3604.585 -3604.042
    Velocity X (km/s) 3.392 -6.36
    Velocity Y (km/s) -2.331 -2.574
    Velocity Z (km/s) -6.412 3.316

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 13 STARLINK-33684
    Semimajor Axis (a) 6860.730 km 6861.122 km
    Eccentricity (e) 0.000447 0.000116
    Inclination (i) 97.3423° 42.9963°
    RAAN 312.2172° 182.9809°
    Perigee Argument 240.2904° 259.1053°
    Mean Anomaly (M) 119.7891° 100.9668°
    Apogee 485.662 km 483.781 km
    Perigee 479.524 km 482.189 km
    Orbit Epoch 2026-10-19T12:59:34+0000 2026-10-19T03:13:27+0000

    TIANMU-1 13 & STARLINK-33684 Collision Probability (Pc) Trend

    TIANMU-1 13 & STARLINK-33684 Collision Probability (Pc) TrendNot Available

    TIANMU-1 13 & STARLINK-33684 Miss Distance (Miss Distance) Trend

    TIANMU-1 13 & STARLINK-33684 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 13Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33684Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 13Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33684Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 13

    No nearby objects data