Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.437468E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:40:09+0800
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    1 Object 1

    AOE ID 53062
    NORAD ID 53062
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54863
    NORAD ID 54863
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4311 STARLINK-5405
    Time of Closest Approach 2026-09-05T05:48:28+0000
    Collision Probability (Pc) 3.437468E-5
    Conjunction Distance (km) 0.91 km
    Relative Speed (km/s) 13.079 km/s
    Conjunction Risk Parameters R (Radial): -0.272 | I (In-track): -0.444 | C (Cross-track): -0.744
    Collision Risk Index (CRI) 0.66
    X Position (km) 1875.741 1875.323
    Position Y (km) 4962.766 4963.53
    Position Z (km) -4354.612 -4354.351
    Velocity X (km/s) 2.852 -7.296
    Velocity Y (km/s) 4.014 1.087
    Velocity Z (km/s) 5.81 -1.904

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4311 STARLINK-5405
    Semimajor Axis (a) 6856.028 km 6861.199 km
    Eccentricity (e) 0.000267 0.000075
    Inclination (i) 97.2852° 43.0005°
    RAAN 62.2146° 195.2262°
    Perigee Argument 94.8568° 262.1020°
    Mean Anomaly (M) 69.1535° 97.9746°
    Apogee 479.722 km 483.576 km
    Perigee 476.060 km 482.548 km
    Orbit Epoch 2026-09-04T04:00:02+0000 2026-09-03T21:20:23+0000

    STARLINK-4311 & STARLINK-5405 Collision Probability (Pc) Trend

    STARLINK-4311 & STARLINK-5405 Collision Probability (Pc) TrendNot Available

    STARLINK-4311 & STARLINK-5405 Miss Distance (Miss Distance) Trend

    STARLINK-4311 & STARLINK-5405 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4311Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5405Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4311Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5405Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4311

    No nearby objects data