Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.384826E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:09:44+0800
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    1 Object 1

    AOE ID 57249
    NORAD ID 57249
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59460
    NORAD ID 59460
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5517 STARLINK-31620
    Time of Closest Approach 2026-10-27T19:59:31+0000
    Collision Probability (Pc) 1.384826E-4
    Conjunction Distance (km) 0.327 km
    Relative Speed (km/s) 1.042 km/s
    Conjunction Risk Parameters R (Radial): -0.291 | I (In-track): -0.146 | C (Cross-track): -0.01
    Collision Risk Index (CRI) 0.78
    X Position (km) -2183.395 -2183.435
    Position Y (km) -4529.932 -4529.677
    Position Z (km) 4662.455 4662.256
    Velocity X (km/s) 6.699 7.007
    Velocity Y (km/s) -3.621 -2.983
    Velocity Z (km/s) -0.379 0.384

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5517 STARLINK-31620
    Semimajor Axis (a) 6860.517 km 6861.171 km
    Eccentricity (e) 0.000566 0.000447
    Inclination (i) 42.9985° 43.0010°
    RAAN 151.6004° 164.5544°
    Perigee Argument 278.7428° 281.0746°
    Mean Anomaly (M) 81.2784° 78.9604°
    Apogee 486.260 km 486.099 km
    Perigee 478.500 km 479.969 km
    Orbit Epoch 2026-10-27T07:01:46+0000 2026-10-27T00:47:14+0000

    STARLINK-5517 & STARLINK-31620 Collision Probability (Pc) Trend

    STARLINK-5517 & STARLINK-31620 Collision Probability (Pc) TrendNot Available

    STARLINK-5517 & STARLINK-31620 Miss Distance (Miss Distance) Trend

    STARLINK-5517 & STARLINK-31620 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5517Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31620Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5517Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31620Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5517

    No nearby objects data