Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.621046E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:22:16+0800
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    1 Object 1

    AOE ID 59533
    NORAD ID 59533
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63975
    NORAD ID 63975
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31509 STARLINK-34139
    Time of Closest Approach 2026-10-21T19:35:38+0000
    Collision Probability (Pc) 1.621046E-5
    Conjunction Distance (km) 1.07 km
    Relative Speed (km/s) 9.94 km/s
    Conjunction Risk Parameters R (Radial): -0.792 | I (In-track): -0.541 | C (Cross-track): -0.471
    Collision Risk Index (CRI) 0.59
    X Position (km) -4958.628 -4959.675
    Position Y (km) 4373.536 4373.502
    Position Z (km) 1824.662 1824.878
    Velocity X (km/s) -2.831 -4.821
    Velocity Y (km/s) -5.217 -3.461
    Velocity Z (km/s) 4.79 -4.789

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31509 STARLINK-34139
    Semimajor Axis (a) 6861.204 km 6861.140 km
    Eccentricity (e) 0.000083 0.000246
    Inclination (i) 43.0029° 42.9986°
    RAAN 132.4688° 350.3914°
    Perigee Argument 261.0683° 286.7232°
    Mean Anomaly (M) 99.0074° 73.3349°
    Apogee 483.640 km 484.691 km
    Perigee 482.494 km 481.315 km
    Orbit Epoch 2026-10-19T20:24:57+0000 2026-10-19T05:42:42+0000

    STARLINK-31509 & STARLINK-34139 Collision Probability (Pc) Trend

    STARLINK-31509 & STARLINK-34139 Collision Probability (Pc) TrendNot Available

    STARLINK-31509 & STARLINK-34139 Miss Distance (Miss Distance) Trend

    STARLINK-31509 & STARLINK-34139 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31509Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34139Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31509Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34139Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31509

    No nearby objects data