Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.733934E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T18:19:56+0800
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    1 Object 1

    AOE ID 56471
    NORAD ID 56471
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57224
    NORAD ID 57224
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5521 STARLINK-5983
    Time of Closest Approach 2026-10-31T11:06:07+0000
    Collision Probability (Pc) 6.733934E-6
    Conjunction Distance (km) 1.394 km
    Relative Speed (km/s) 10.428 km/s
    Conjunction Risk Parameters R (Radial): 1.19 | I (In-track): -0.533 | C (Cross-track): 0.492
    Collision Risk Index (CRI) 0.52
    X Position (km) -738.197 -739.016
    Position Y (km) -5354.354 -5355.354
    Position Z (km) 4214.809 4215.329
    Velocity X (km/s) 3.854 6.769
    Velocity Y (km/s) 3.74 -2.706
    Velocity Z (km/s) 5.415 -2.245

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5521 STARLINK-5983
    Semimajor Axis (a) 6855.140 km 6861.247 km
    Eccentricity (e) 0.000301 0.000117
    Inclination (i) 70.0018° 43.0002°
    RAAN 253.4835° 155.6817°
    Perigee Argument 272.4332° 252.1595°
    Mean Anomaly (M) 21.3372° 111.3109°
    Apogee 479.070 km 483.916 km
    Perigee 474.936 km 482.304 km
    Orbit Epoch 2026-10-28T12:00:02+0000 2026-10-28T12:00:02+0000

    STARLINK-5521 & STARLINK-5983 Collision Probability (Pc) Trend

    STARLINK-5521 & STARLINK-5983 Collision Probability (Pc) TrendNot Available

    STARLINK-5521 & STARLINK-5983 Miss Distance (Miss Distance) Trend

    STARLINK-5521 & STARLINK-5983 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5521Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5983Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5521Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5983Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5521

    No nearby objects data