Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.578137E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T15:50:38+0800
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    1 Object 1

    AOE ID 58700
    NORAD ID 58700
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66440
    NORAD ID 66440
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 15 STARLINK-35405
    Time of Closest Approach 2026-10-22T12:10:23+0000
    Collision Probability (Pc) 2.578137E-6
    Conjunction Distance (km) 1.83 km
    Relative Speed (km/s) 8.66 km/s
    Conjunction Risk Parameters R (Radial): 0.044 | I (In-track): -1.501 | C (Cross-track): 1.044
    Collision Risk Index (CRI) 0.43
    X Position (km) 2618.032 2618.316
    Position Y (km) -5148.197 -5147.012
    Position Z (km) -3707.914 -3709.279
    Velocity X (km/s) -2.891 4.981
    Velocity Y (km/s) 3.091 4.817
    Velocity Z (km/s) -6.336 -3.17

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 15 STARLINK-35405
    Semimajor Axis (a) 6860.625 km 6861.159 km
    Eccentricity (e) 0.000566 0.000119
    Inclination (i) 97.4650° 43.0018°
    RAAN 120.2367° 85.0823°
    Perigee Argument 248.7032° 268.8326°
    Mean Anomaly (M) 111.3603° 91.2389°
    Apogee 486.370 km 483.841 km
    Perigee 478.606 km 482.203 km
    Orbit Epoch 2026-10-20T23:05:22+0000 2026-10-20T10:30:51+0000

    TIANMU-1 15 & STARLINK-35405 Collision Probability (Pc) Trend

    TIANMU-1 15 & STARLINK-35405 Collision Probability (Pc) TrendNot Available

    TIANMU-1 15 & STARLINK-35405 Miss Distance (Miss Distance) Trend

    TIANMU-1 15 & STARLINK-35405 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 15Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35405Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 15Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35405Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 15

    No nearby objects data