Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.380092E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T23:33:51+0800
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    1 Object 1

    Name UNISAT
    AOE ID 26547
    NORAD ID 26547
    Object Type PAYLOAD
    Country
    IT IT
    ← VS →

    2 Object 2

    AOE ID 61446
    NORAD ID 61446
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter UNISAT VANGUARD DEB
    Time of Closest Approach 2026-10-17T07:22:40+0000
    Collision Probability (Pc) 1.380092E-6
    Conjunction Distance (km) 2.616 km
    Relative Speed (km/s) 11.207 km/s
    Conjunction Risk Parameters R (Radial): 2.416 | I (In-track): -0.655 | C (Cross-track): -0.758
    Collision Risk Index (CRI) 0.38
    X Position (km) 383.493 382.418
    Position Y (km) 6586.286 6583.933
    Position Z (km) 2073.448 2073.064
    Velocity X (km/s) -3.53 -7.007
    Velocity Y (km/s) -1.803 1.435
    Velocity Z (km/s) 6.475 -3.673

    Orbital Parameters 国际轨道数据源

    Parameter UNISAT VANGUARD DEB
    Semimajor Axis (a) 6911.942 km 7864.101 km
    Eccentricity (e) 0.004909 0.121487
    Inclination (i) 64.5431° 32.8605°
    RAAN 82.1313° 302.1227°
    Perigee Argument 282.4581° 145.2559°
    Mean Anomaly (M) 77.1049° 17.5630°
    Apogee 567.734 km 2441.351 km
    Perigee 499.876 km 530.577 km
    Orbit Epoch 2026-10-16T01:06:29+0000 2026-10-15T18:52:37+0000

    UNISAT & VANGUARD DEB Collision Probability (Pc) Trend

    UNISAT & VANGUARD DEB Collision Probability (Pc) TrendNot Available

    UNISAT & VANGUARD DEB Miss Distance (Miss Distance) Trend

    UNISAT & VANGUARD DEB Miss Distance (Miss Distance) TrendNot Available

    UNISATMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    VANGUARD DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    UNISATCollision Probability Trend

    Object 1 Probability TrendNot Available

    VANGUARD DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with UNISAT

    No nearby objects data