Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.869115E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:52:22+0800
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    1 Object 1

    AOE ID 54183
    NORAD ID 54183
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57217
    NORAD ID 57217
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-5239 OBJECT AV
    Time of Closest Approach 2026-10-29T15:41:21+0000
    Collision Probability (Pc) 1.869115E-6
    Conjunction Distance (km) 1.876 km
    Relative Speed (km/s) 5.765 km/s
    Conjunction Risk Parameters R (Radial): 1.311 | I (In-track): -1.244 | C (Cross-track): -0.504
    Collision Risk Index (CRI) 0.4
    X Position (km) 6752.178 6753.471
    Position Y (km) 1065.805 1065.662
    Position Z (km) -289.715 -291.067
    Velocity X (km/s) -0.466 0.467
    Velocity Y (km/s) 4.563 -0.935
    Velocity Z (km/s) 6.104 7.566

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5239 OBJECT AV
    Semimajor Axis (a) 6840.824 km 6846.365 km
    Eccentricity (e) 0.000159 0.000960
    Inclination (i) 53.1626° 97.4913°
    RAAN 20.8386° 6.9284°
    Perigee Argument 74.8763° 354.0664°
    Mean Anomaly (M) 285.2415° 6.0463°
    Apogee 463.772 km 474.802 km
    Perigee 461.602 km 461.654 km
    Orbit Epoch 2026-10-27T12:06:56+0000 2026-10-27T22:57:27+0000

    STARLINK-5239 & OBJECT AV Collision Probability (Pc) Trend

    STARLINK-5239 & OBJECT AV Collision Probability (Pc) TrendNot Available

    STARLINK-5239 & OBJECT AV Miss Distance (Miss Distance) Trend

    STARLINK-5239 & OBJECT AV Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5239Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT AVMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5239Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT AVCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5239

    No nearby objects data