Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.721852E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:58:58+0800
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    1 Object 1

    AOE ID 53481
    NORAD ID 53481
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54203
    NORAD ID 54203
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4302 STARLINK-5247
    Time of Closest Approach 2026-09-05T05:43:45+0000
    Collision Probability (Pc) 1.721852E-6
    Conjunction Distance (km) 2.415 km
    Relative Speed (km/s) 12.868 km/s
    Conjunction Risk Parameters R (Radial): -2.414 | I (In-track): -0.022 | C (Cross-track): 0.039
    Collision Risk Index (CRI) 0.4
    X Position (km) -4189.798 -4191.248
    Position Y (km) -389.186 -389.351
    Position Z (km) -5394.023 -5395.946
    Velocity X (km/s) 5.698 -0.636
    Velocity Y (km/s) 2.159 -7.528
    Velocity Z (km/s) -4.584 1.038

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4302 STARLINK-5247
    Semimajor Axis (a) 6833.216 km 6837.885 km
    Eccentricity (e) 0.000140 0.000136
    Inclination (i) 97.5192° 53.1603°
    RAAN 12.0828° 272.9148°
    Perigee Argument 78.8450° 75.5524°
    Mean Anomaly (M) 281.2951° 284.5630°
    Apogee 456.035 km 460.678 km
    Perigee 454.123 km 458.818 km
    Orbit Epoch 2026-09-02T07:58:09+0000 2026-09-02T07:46:38+0000

    STARLINK-4302 & STARLINK-5247 Collision Probability (Pc) Trend

    STARLINK-4302 & STARLINK-5247 Collision Probability (Pc) TrendNot Available

    STARLINK-4302 & STARLINK-5247 Miss Distance (Miss Distance) Trend

    STARLINK-4302 & STARLINK-5247 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4302Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5247Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4302Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5247Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4302

    No nearby objects data