Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.0785E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:07:24+0800
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    1 Object 1

    AOE ID 52564
    NORAD ID 52564
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57004
    NORAD ID 57004
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-3959 OBJECT A
    Time of Closest Approach 2026-09-14T20:10:22+0000
    Collision Probability (Pc) 2.0785E-6
    Conjunction Distance (km) 1.807 km
    Relative Speed (km/s) 5.833 km/s
    Conjunction Risk Parameters R (Radial): 1.807 | I (In-track): -0.037 | C (Cross-track): 0.024
    Collision Risk Index (CRI) 0.41
    X Position (km) -6705.703 -6707.478
    Position Y (km) -903.527 -903.762
    Position Z (km) -1076.084 -1076.324
    Velocity X (km/s) 1.556 1.03
    Velocity Y (km/s) -4.462 1.155
    Velocity Z (km/s) -5.99 -7.468

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3959 OBJECT A
    Semimajor Axis (a) 6848.875 km 6846.916 km
    Eccentricity (e) 0.000141 0.000784
    Inclination (i) 53.1621° 97.5023°
    RAAN 14.0525° 5.9286°
    Perigee Argument 91.2683° 85.0962°
    Mean Anomaly (M) 268.9795° 275.1174°
    Apogee 471.706 km 474.145 km
    Perigee 469.770 km 463.413 km
    Orbit Epoch 2026-09-12T00:00:02+0000 2026-09-11T22:23:42+0000

    STARLINK-3959 & OBJECT A Collision Probability (Pc) Trend

    STARLINK-3959 & OBJECT A Collision Probability (Pc) TrendNot Available

    STARLINK-3959 & OBJECT A Miss Distance (Miss Distance) Trend

    STARLINK-3959 & OBJECT A Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3959Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3959Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3959

    No nearby objects data