Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    9.055858E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T06:12:01+0800
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    1 Object 1

    AOE ID 57655
    NORAD ID 57655
    Object Type ROCKET BODY
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 66478
    NORAD ID 66478
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-35283
    Time of Closest Approach 2026-09-03T03:04:36+0000
    Collision Probability (Pc) 9.055858E-6
    Conjunction Distance (km) 1.344 km
    Relative Speed (km/s) 13.368 km/s
    Conjunction Risk Parameters R (Radial): -1.284 | I (In-track): -0.181 | C (Cross-track): 0.348
    Collision Risk Index (CRI) 0.54
    X Position (km) -1898.793 -1898.677
    Position Y (km) -5108.158 -5106.957
    Position Z (km) -4174.05 -4173.459
    Velocity X (km/s) -2.831 7.208
    Velocity Y (km/s) -3.805 -0.758
    Velocity Z (km/s) 5.933 -2.351

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-35283
    Semimajor Axis (a) 6821.106 km 6861.185 km
    Eccentricity (e) 0.005568 0.000193
    Inclination (i) 97.9783° 43.0052°
    RAAN 242.7409° 21.9734°
    Perigee Argument 157.7437° 278.9517°
    Mean Anomaly (M) 202.6243° 81.1116°
    Apogee 480.948 km 484.375 km
    Perigee 404.990 km 481.721 km
    Orbit Epoch 2026-09-02T11:39:32+0000 2026-09-01T18:37:57+0000

    CZ-4C R/B & STARLINK-35283 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-35283 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-35283 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-35283 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-35283Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35283Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data