Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.799974E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T19:00:14+0800
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    1 Object 1

    AOE ID 54190
    NORAD ID 54190
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58880
    NORAD ID 58880
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5281 STARLINK-31328
    Time of Closest Approach 2026-10-31T00:01:48+0000
    Collision Probability (Pc) 8.799974E-7
    Conjunction Distance (km) 2.962 km
    Relative Speed (km/s) 6.833 km/s
    Conjunction Risk Parameters R (Radial): 0.415 | I (In-track): -2.623 | C (Cross-track): 1.311
    Collision Risk Index (CRI) 0.34
    X Position (km) -2564.508 -2561.92
    Position Y (km) -3810.973 -3812.38
    Position Z (km) -5076.476 -5076.166
    Velocity X (km/s) 7.069 4.245
    Velocity Y (km/s) -1.703 -5.904
    Velocity Z (km/s) -2.295 2.294

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5281 STARLINK-31328
    Semimajor Axis (a) 6840.849 km 6840.930 km
    Eccentricity (e) 0.000117 0.000134
    Inclination (i) 53.1626° 53.1584°
    RAAN 16.4725° 304.1405°
    Perigee Argument 79.1823° 79.7929°
    Mean Anomaly (M) 280.9312° 326.8510°
    Apogee 463.516 km 463.710 km
    Perigee 461.908 km 461.876 km
    Orbit Epoch 2026-10-27T12:06:08+0000 2026-10-28T10:00:02+0000

    STARLINK-5281 & STARLINK-31328 Collision Probability (Pc) Trend

    STARLINK-5281 & STARLINK-31328 Collision Probability (Pc) TrendNot Available

    STARLINK-5281 & STARLINK-31328 Miss Distance (Miss Distance) Trend

    STARLINK-5281 & STARLINK-31328 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5281Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31328Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5281Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31328Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5281

    No nearby objects data