Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.848482E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:51:09+0800
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    1 Object 1

    AOE ID 54216
    NORAD ID 54216
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    Name SZ-23
    AOE ID 69180
    NORAD ID 69180
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CSS (MENGTIAN) SZ-23
    Time of Closest Approach 2026-10-20T04:31:09+0000
    Collision Probability (Pc) 7.848482E-6
    Conjunction Distance (km) 0.712 km
    Relative Speed (km/s) 0.001 km/s
    Conjunction Risk Parameters R (Radial): -0.003 | I (In-track): 0.712 | C (Cross-track): 0.001
    Collision Risk Index (CRI) 0.53
    X Position (km) 4672.065 4672.298
    Position Y (km) 2058.864 2058.196
    Position Z (km) 4424.898 4424.968
    Velocity X (km/s) -2.487 -2.487
    Velocity Y (km/s) 7.232 7.233
    Velocity Z (km/s) -0.739 -0.738

    Orbital Parameters 国际轨道数据源

    Parameter CSS (MENGTIAN) SZ-23
    Semimajor Axis (a) 6763.039 km 6763.099 km
    Eccentricity (e) 0.000170 0.000157
    Inclination (i) 41.4690° 41.4690°
    RAAN 285.9298° 288.6568°
    Perigee Argument 182.8598° 178.7319°
    Mean Anomaly (M) 177.2232° 181.3524°
    Apogee 386.054 km 386.021 km
    Perigee 383.750 km 383.903 km
    Orbit Epoch 2026-10-19T15:48:58+0000 2026-10-19T05:04:02+0000

    CSS (MENGTIAN) & SZ-23 Collision Probability (Pc) Trend

    CSS (MENGTIAN) & SZ-23 Collision Probability (Pc) TrendNot Available

    CSS (MENGTIAN) & SZ-23 Miss Distance (Miss Distance) Trend

    CSS (MENGTIAN) & SZ-23 Miss Distance (Miss Distance) TrendNot Available

    CSS (MENGTIAN)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SZ-23Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CSS (MENGTIAN)Collision Probability Trend

    Object 1 Probability TrendNot Available

    SZ-23Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CSS (MENGTIAN)

    No nearby objects data