Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    6.140165E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T07:58:07+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 2026-10-21T00:30:17+0000
    Collision Probability (Pc) 6.140165E-5
    Conjunction Distance (km) 0.768 km
    Relative Speed (km/s) 13.724 km/s
    Conjunction Risk Parameters R (Radial): -0.766 | I (In-track): -0.021 | C (Cross-track): -0.047
    Collision Risk Index (CRI) 0.71
    X Position (km) -3633.543 -3633.113
    Position Y (km) 4496.623 4496.16
    Position Z (km) -3700.305 -3699.868
    Velocity X (km/s) 3.449 -6.426
    Velocity Y (km/s) -2.43 -2.576
    Velocity Z (km/s) -6.344 3.183

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 13 STARLINK-33684
    Semimajor Axis (a) 6860.711 km 6861.144 km
    Eccentricity (e) 0.000453 0.000118
    Inclination (i) 97.3422° 43.0003°
    RAAN 312.9912° 177.4394°
    Perigee Argument 236.7222° 276.9074°
    Mean Anomaly (M) 123.3584° 83.1644°
    Apogee 485.682 km 483.815 km
    Perigee 479.466 km 482.199 km
    Orbit Epoch 2026-10-20T07:51:23+0000 2026-10-20T02:45:48+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