Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.9772E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:09:37+0800
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    1 Object 1

    AOE ID 43264
    NORAD ID 43264
    Object Type ROCKET BODY
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 63787
    NORAD ID 63787
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-33947
    Time of Closest Approach 2026-09-05T21:05:03+0000
    Collision Probability (Pc) 1.9772E-6
    Conjunction Distance (km) 2.079 km
    Relative Speed (km/s) 9.539 km/s
    Conjunction Risk Parameters R (Radial): -1.205 | I (In-track): -1.332 | C (Cross-track): 1.045
    Collision Risk Index (CRI) 0.41
    X Position (km) -5369.362 -5369.187
    Position Y (km) 892.394 893.166
    Position Z (km) 4169.777 4167.855
    Velocity X (km/s) 4.78 0.628
    Velocity Y (km/s) 0.583 -7.229
    Velocity Z (km/s) 5.92 2.352

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-33947
    Semimajor Axis (a) 6869.029 km 6861.202 km
    Eccentricity (e) 0.007711 0.000105
    Inclination (i) 98.1263° 42.9981°
    RAAN 174.5627° 131.2435°
    Perigee Argument 125.1713° 277.7387°
    Mean Anomaly (M) 235.6777° 82.3345°
    Apogee 543.860 km 483.786 km
    Perigee 437.924 km 482.344 km
    Orbit Epoch 2026-09-03T18:31:29+0000 2026-09-03T01:19:57+0000

    CZ-4C R/B & STARLINK-33947 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-33947 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-33947 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-33947 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-33947Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33947Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data