Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.228988E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:10:53+0800
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    1 Object 1

    AOE ID 56138
    NORAD ID 56138
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63849
    NORAD ID 63849
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4774 STARLINK-34009
    Time of Closest Approach 2026-09-05T10:52:22+0000
    Collision Probability (Pc) 4.228988E-6
    Conjunction Distance (km) 1.441 km
    Relative Speed (km/s) 6.149 km/s
    Conjunction Risk Parameters R (Radial): 0.93 | I (In-track): -1.005 | C (Cross-track): 0.446
    Collision Risk Index (CRI) 0.48
    X Position (km) 411.71 410.558
    Position Y (km) 5471.88 5471.22
    Position Z (km) -4123.366 -4122.809
    Velocity X (km/s) -7.089 -6.814
    Velocity Y (km/s) -1.318 2.362
    Velocity Z (km/s) -2.459 2.458

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4774 STARLINK-34009
    Semimajor Axis (a) 6861.284 km 6861.122 km
    Eccentricity (e) 0.000087 0.000158
    Inclination (i) 43.0041° 42.9992°
    RAAN 229.9442° 156.3858°
    Perigee Argument 268.8653° 272.1807°
    Mean Anomaly (M) 91.2099° 87.8864°
    Apogee 483.743 km 484.071 km
    Perigee 482.551 km 481.899 km
    Orbit Epoch 2026-09-02T06:29:37+0000 2026-09-02T10:57:30+0000

    STARLINK-4774 & STARLINK-34009 Collision Probability (Pc) Trend

    STARLINK-4774 & STARLINK-34009 Collision Probability (Pc) TrendNot Available

    STARLINK-4774 & STARLINK-34009 Miss Distance (Miss Distance) Trend

    STARLINK-4774 & STARLINK-34009 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4774Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34009Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4774Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34009Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4774

    No nearby objects data