Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.424212E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-30T15:05:12+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 63233
    NORAD ID 63233
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64393
    NORAD ID 64393
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter LIZZIESAT-3 (LS-3) ZHANGHENG 1-02
    Time of Closest Approach 2026-08-30T08:51:40+0000
    Collision Probability (Pc) 1.424212E-6
    Conjunction Distance (km) 2.743 km
    Relative Speed (km/s) 13.398 km/s
    Conjunction Risk Parameters R (Radial): 1.701 | I (In-track): 1.014 | C (Cross-track): 1.898
    Collision Risk Index (CRI) 0.38
    X Position (km) -1758.006 -1757.708
    Position Y (km) 631.215 633.394
    Position Z (km) -6623.358 -6624.996
    Velocity X (km/s) -4.849 7.281
    Velocity Y (km/s) 5.566 1.196
    Velocity Z (km/s) 1.816 -1.826

    Orbital Parameters 国际轨道数据源

    Parameter LIZZIESAT-3 (LS-3) ZHANGHENG 1-02
    Semimajor Axis (a) 6876.902 km 6879.240 km
    Eccentricity (e) 0.000400 0.001160
    Inclination (i) 97.3801° 97.3675°
    RAAN 132.1917° 6.0959°
    Perigee Argument 262.1840° 194.3521°
    Mean Anomaly (M) 97.8942° 165.7387°
    Apogee 501.518 km 509.081 km
    Perigee 496.012 km 493.125 km
    Orbit Epoch 2026-08-29T15:50:31+0000 2026-08-28T22:35:41+0000

    LIZZIESAT-3 (LS-3) & ZHANGHENG 1-02 Collision Probability (Pc) Trend

    LIZZIESAT-3 (LS-3) & ZHANGHENG 1-02 Collision Probability (Pc) TrendNot Available

    LIZZIESAT-3 (LS-3) & ZHANGHENG 1-02 Miss Distance (Miss Distance) Trend

    LIZZIESAT-3 (LS-3) & ZHANGHENG 1-02 Miss Distance (Miss Distance) TrendNot Available

    LIZZIESAT-3 (LS-3)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ZHANGHENG 1-02Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LIZZIESAT-3 (LS-3)Collision Probability Trend

    Object 1 Probability TrendNot Available

    ZHANGHENG 1-02Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LIZZIESAT-3 (LS-3)

    No nearby objects data