Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.082022E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T22:33:20+0800
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    1 Object 1

    AOE ID 53020
    NORAD ID 53020
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65346
    NORAD ID 65346
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4287 STARLINK-34873
    Time of Closest Approach 2026-09-13T19:17:07+0000
    Collision Probability (Pc) 1.082022E-6
    Conjunction Distance (km) 2.859 km
    Relative Speed (km/s) 9.164 km/s
    Conjunction Risk Parameters R (Radial): -2.813 | I (In-track): -0.403 | C (Cross-track): -0.301
    Collision Risk Index (CRI) 0.36
    X Position (km) 184.09 184.669
    Position Y (km) -5129.2 -5131.29
    Position Z (km) -4525.825 -4527.687
    Velocity X (km/s) 6.203 5.985
    Velocity Y (km/s) -2.808 3.245
    Velocity Z (km/s) 3.438 -3.437

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4287 STARLINK-34873
    Semimajor Axis (a) 6837.870 km 6840.822 km
    Eccentricity (e) 0.000116 0.000120
    Inclination (i) 53.1619° 53.1588°
    RAAN 323.7525° 59.0989°
    Perigee Argument 80.1153° 83.8234°
    Mean Anomaly (M) 279.9980° 276.2905°
    Apogee 460.525 km 463.504 km
    Perigee 458.941 km 461.866 km
    Orbit Epoch 2026-09-11T14:24:42+0000 2026-09-12T00:03:21+0000

    STARLINK-4287 & STARLINK-34873 Collision Probability (Pc) Trend

    STARLINK-4287 & STARLINK-34873 Collision Probability (Pc) TrendNot Available

    STARLINK-4287 & STARLINK-34873 Miss Distance (Miss Distance) Trend

    STARLINK-4287 & STARLINK-34873 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4287Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34873Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4287Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34873Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4287

    No nearby objects data