Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.158562E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T19:48:29+0800
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    1 Object 1

    AOE ID 58662
    NORAD ID 58662
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 63046
    NORAD ID 63046
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-32738
    Time of Closest Approach 2026-10-29T15:06:00+0000
    Collision Probability (Pc) 4.158562E-6
    Conjunction Distance (km) 1.746 km
    Relative Speed (km/s) 14.769 km/s
    Conjunction Risk Parameters R (Radial): 1.356 | I (In-track): -0.281 | C (Cross-track): 1.064
    Collision Risk Index (CRI) 0.47
    X Position (km) 3056.722 3058.252
    Position Y (km) 6091.584 6092.366
    Position Z (km) 568.364 568.061
    Velocity X (km/s) 0.603 -3.874
    Velocity Y (km/s) -1.016 2.52
    Velocity Z (km/s) 7.542 -6.08

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-32738
    Semimajor Axis (a) 6832.222 km 6840.971 km
    Eccentricity (e) 0.000659 0.000114
    Inclination (i) 97.4641° 53.1585°
    RAAN 62.9205° 252.9860°
    Perigee Argument 187.6587° 100.2696°
    Mean Anomaly (M) 172.4558° 111.7733°
    Apogee 458.586 km 463.617 km
    Perigee 449.584 km 462.051 km
    Orbit Epoch 2026-10-28T14:05:03+0000 2026-10-28T08:00:04+0000

    TIANMU-1 21 & STARLINK-32738 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-32738 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-32738 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-32738 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32738Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32738Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data