Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.747647E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:03:19+0800
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    1 Object 1

    AOE ID 52333
    NORAD ID 52333
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58660
    NORAD ID 58660
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-3847 TIANMU-1 19
    Time of Closest Approach 2026-10-28T16:19:56+0000
    Collision Probability (Pc) 1.747647E-6
    Conjunction Distance (km) 2.496 km
    Relative Speed (km/s) 14.62 km/s
    Conjunction Risk Parameters R (Radial): -0.413 | I (In-track): 0.694 | C (Cross-track): 2.362
    Collision Risk Index (CRI) 0.4
    X Position (km) 2886.75 2884.8
    Position Y (km) 5514.881 5515.968
    Position Z (km) -2865.26 -2864.145
    Velocity X (km/s) -5.568 2.426
    Velocity Y (km/s) 0.215 2.288
    Velocity Z (km/s) -5.207 6.856

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3847 TIANMU-1 19
    Semimajor Axis (a) 6849.012 km 6843.752 km
    Eccentricity (e) 0.000113 0.000451
    Inclination (i) 53.1599° 97.4626°
    RAAN 226.9040° 58.1471°
    Perigee Argument 88.3090° 186.8404°
    Mean Anomaly (M) 289.6091° 173.2778°
    Apogee 471.652 km 468.701 km
    Perigee 470.098 km 462.529 km
    Orbit Epoch 2026-10-27T16:00:03+0000 2026-10-27T21:38:51+0000

    STARLINK-3847 & TIANMU-1 19 Collision Probability (Pc) Trend

    STARLINK-3847 & TIANMU-1 19 Collision Probability (Pc) TrendNot Available

    STARLINK-3847 & TIANMU-1 19 Miss Distance (Miss Distance) Trend

    STARLINK-3847 & TIANMU-1 19 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3847Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 19Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3847Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 19Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3847

    No nearby objects data