Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.387716E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T21:10:49+0800
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    1 Object 1

    AOE ID 58703
    NORAD ID 58703
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 67166
    NORAD ID 67166
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 18 STARLINK-36174
    Time of Closest Approach 2026-10-28T17:57:50+0000
    Collision Probability (Pc) 6.387716E-6
    Conjunction Distance (km) 1.373 km
    Relative Speed (km/s) 8.976 km/s
    Conjunction Risk Parameters R (Radial): 1.294 | I (In-track): -0.368 | C (Cross-track): 0.276
    Collision Risk Index (CRI) 0.51
    X Position (km) 3047.158 3046.627
    Position Y (km) -4736.829 -4735.628
    Position Z (km) -3923.704 -3923.303
    Velocity X (km/s) -3.339 4.646
    Velocity Y (km/s) 2.962 5.334
    Velocity Z (km/s) -6.174 -2.833

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 18 STARLINK-36174
    Semimajor Axis (a) 6860.816 km 6861.155 km
    Eccentricity (e) 0.000415 0.000144
    Inclination (i) 97.4631° 42.9979°
    RAAN 126.5111° 87.1651°
    Perigee Argument 221.0289° 222.6836°
    Mean Anomaly (M) 139.0638° 137.3904°
    Apogee 485.526 km 484.005 km
    Perigee 479.832 km 482.031 km
    Orbit Epoch 2026-10-27T06:26:29+0000 2026-10-26T11:34:40+0000

    TIANMU-1 18 & STARLINK-36174 Collision Probability (Pc) Trend

    TIANMU-1 18 & STARLINK-36174 Collision Probability (Pc) TrendNot Available

    TIANMU-1 18 & STARLINK-36174 Miss Distance (Miss Distance) Trend

    TIANMU-1 18 & STARLINK-36174 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 18Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36174Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 18Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36174Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 18

    No nearby objects data