Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.424072E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T18:41:56+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 59394
    NORAD ID 59394
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-31607
    Time of Closest Approach 2026-10-29T10:24:22+0000
    Collision Probability (Pc) 3.424072E-6
    Conjunction Distance (km) 1.869 km
    Relative Speed (km/s) 14.771 km/s
    Conjunction Risk Parameters R (Radial): -1.848 | I (In-track): -0.062 | C (Cross-track): -0.262
    Collision Risk Index (CRI) 0.46
    X Position (km) 3060.504 3061.108
    Position Y (km) 6105.236 6106.992
    Position Z (km) 367.886 368.093
    Velocity X (km/s) 0.701 -3.947
    Velocity Y (km/s) -0.816 2.354
    Velocity Z (km/s) 7.558 -6.099

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-31607
    Semimajor Axis (a) 6832.289 km 6840.789 km
    Eccentricity (e) 0.000644 0.000041
    Inclination (i) 97.4638° 53.1642°
    RAAN 61.2676° 258.9372°
    Perigee Argument 193.3839° 199.4444°
    Mean Anomaly (M) 166.7236° 160.6543°
    Apogee 458.553 km 462.934 km
    Perigee 449.751 km 462.370 km
    Orbit Epoch 2026-10-26T23:01:45+0000 2026-10-26T14:25:20+0000

    TIANMU-1 21 & STARLINK-31607 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-31607 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-31607 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-31607 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31607Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31607Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data