Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.836829E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T11:58:19+0800
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    1 Object 1

    AOE ID 57219
    NORAD ID 57219
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59252
    NORAD ID 59252
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5520 STARLINK-31393
    Time of Closest Approach 2026-10-25T10:19:49+0000
    Collision Probability (Pc) 1.836829E-6
    Conjunction Distance (km) 2.026 km
    Relative Speed (km/s) 7.662 km/s
    Conjunction Risk Parameters R (Radial): 0.489 | I (In-track): 1.696 | C (Cross-track): -0.994
    Collision Risk Index (CRI) 0.4
    X Position (km) -4036.998 -4038.696
    Position Y (km) 4173.001 4171.929
    Position Z (km) -3659.226 -3659.493
    Velocity X (km/s) -6.154 -3.314
    Velocity Y (km/s) -3.113 -6.048
    Velocity Z (km/s) 3.241 -3.241

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5520 STARLINK-31393
    Semimajor Axis (a) 6861.044 km 6861.199 km
    Eccentricity (e) 0.000135 0.000101
    Inclination (i) 43.0053° 43.0024°
    RAAN 184.3027° 279.5133°
    Perigee Argument 269.5980° 262.9530°
    Mean Anomaly (M) 90.4716° 97.1207°
    Apogee 483.837 km 483.755 km
    Perigee 481.977 km 482.369 km
    Orbit Epoch 2026-10-24T01:36:05+0000 2026-10-24T00:22:02+0000

    STARLINK-5520 & STARLINK-31393 Collision Probability (Pc) Trend

    STARLINK-5520 & STARLINK-31393 Collision Probability (Pc) TrendNot Available

    STARLINK-5520 & STARLINK-31393 Miss Distance (Miss Distance) Trend

    STARLINK-5520 & STARLINK-31393 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5520Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31393Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5520Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31393Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5520

    No nearby objects data