Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.418951E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:04:15+0800
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    1 Object 1

    AOE ID 52987
    NORAD ID 52987
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65244
    NORAD ID 65244
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4259 STARLINK-34990
    Time of Closest Approach 2026-09-05T06:01:52+0000
    Collision Probability (Pc) 1.418951E-6
    Conjunction Distance (km) 2.517 km
    Relative Speed (km/s) 10.529 km/s
    Conjunction Risk Parameters R (Radial): 2.243 | I (In-track): -0.825 | C (Cross-track): -0.789
    Collision Risk Index (CRI) 0.38
    X Position (km) -1933.086 -1933.336
    Position Y (km) 3774.15 3773.315
    Position Z (km) 5368.317 5365.957
    Velocity X (km/s) -7.265 -1.287
    Velocity Y (km/s) -2.021 5.935
    Velocity Z (km/s) -1.191 -4.626

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4259 STARLINK-34990
    Semimajor Axis (a) 6848.866 km 6843.702 km
    Eccentricity (e) 0.000152 0.000073
    Inclination (i) 53.1619° 97.2821°
    RAAN 25.2487° 285.1566°
    Perigee Argument 58.4941° 78.3548°
    Mean Anomaly (M) 301.6209° 281.7776°
    Apogee 471.773 km 466.062 km
    Perigee 469.685 km 465.068 km
    Orbit Epoch 2026-09-01T17:01:37+0000 2026-09-02T13:15:53+0000

    STARLINK-4259 & STARLINK-34990 Collision Probability (Pc) Trend

    STARLINK-4259 & STARLINK-34990 Collision Probability (Pc) TrendNot Available

    STARLINK-4259 & STARLINK-34990 Miss Distance (Miss Distance) Trend

    STARLINK-4259 & STARLINK-34990 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4259Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34990Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4259Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34990Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4259

    No nearby objects data