Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.41289E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:26:19+0800
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    1 Object 1

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

    2 Object 2

    Name BRO-11
    AOE ID 58264
    NORAD ID 58264
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter STARLINK-4774 BRO-11
    Time of Closest Approach 2026-09-04T19:20:25+0000
    Collision Probability (Pc) 1.41289E-6
    Conjunction Distance (km) 2.669 km
    Relative Speed (km/s) 12.313 km/s
    Conjunction Risk Parameters R (Radial): -0.465 | I (In-track): 1.545 | C (Cross-track): 2.126
    Collision Risk Index (CRI) 0.38
    X Position (km) -3716.04 -3715.985
    Position Y (km) 3446.97 3449.408
    Position Z (km) -4628.569 -4627.486
    Velocity X (km/s) -5.645 4.609
    Velocity Y (km/s) -5.056 -2.47
    Velocity Z (km/s) 0.767 -5.537

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4774 BRO-11
    Semimajor Axis (a) 6861.284 km 6860.059 km
    Eccentricity (e) 0.000087 0.000862
    Inclination (i) 43.0041° 97.3849°
    RAAN 229.9442° 321.7475°
    Perigee Argument 268.8653° 298.0818°
    Mean Anomaly (M) 91.2099° 61.9549°
    Apogee 483.743 km 487.839 km
    Perigee 482.551 km 476.005 km
    Orbit Epoch 2026-09-02T06:29:37+0000 2026-09-02T14:30:02+0000

    STARLINK-4774 & BRO-11 Collision Probability (Pc) Trend

    STARLINK-4774 & BRO-11 Collision Probability (Pc) TrendNot Available

    STARLINK-4774 & BRO-11 Miss Distance (Miss Distance) Trend

    STARLINK-4774 & BRO-11 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4774Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    BRO-11Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4774Collision Probability Trend

    Object 1 Probability TrendNot Available

    BRO-11Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4774

    No nearby objects data