Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    5.144342E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T14:23:05+0800
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    1 Object 1

    AOE ID 37181
    NORAD ID 37181
    Object Type ROCKET BODY
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 62892
    NORAD ID 62892
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B R/B STARLINK-32878
    Time of Closest Approach 2026-09-05T15:28:32+0000
    Collision Probability (Pc) 5.144342E-4
    Conjunction Distance (km) 0.275 km
    Relative Speed (km/s) 11.506 km/s
    Conjunction Risk Parameters R (Radial): -0.201 | I (In-track): 0.124 | C (Cross-track): 0.141
    Collision Risk Index (CRI) 0.89
    X Position (km) -2762.791 -2762.861
    Position Y (km) 4192.939 4192.836
    Position Z (km) 4667.395 4667.15
    Velocity X (km/s) -1.62 -6.503
    Velocity Y (km/s) 5.024 -3.975
    Velocity Z (km/s) -5.524 -0.278

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B R/B STARLINK-32878
    Semimajor Axis (a) 6886.956 km 6861.197 km
    Eccentricity (e) 0.007119 0.000159
    Inclination (i) 97.7768° 43.0029°
    RAAN 294.0917° 41.4864°
    Perigee Argument 198.8578° 271.3813°
    Mean Anomaly (M) 161.0018° 88.6856°
    Apogee 557.845 km 484.154 km
    Perigee 459.793 km 481.966 km
    Orbit Epoch 2026-09-03T17:01:28+0000 2026-09-03T11:17:06+0000

    CZ-4B R/B & STARLINK-32878 Collision Probability (Pc) Trend

    CZ-4B R/B & STARLINK-32878 Collision Probability (Pc) TrendNot Available

    CZ-4B R/B & STARLINK-32878 Miss Distance (Miss Distance) Trend

    CZ-4B R/B & STARLINK-32878 Miss Distance (Miss Distance) TrendNot Available

    CZ-4B R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32878Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32878Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B R/B

    No nearby objects data