Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.25199E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T10:03:58+0800
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    1 Object 1

    AOE ID 53528
    NORAD ID 53528
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58829
    NORAD ID 58829
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4503 STARLINK-31258
    Time of Closest Approach 2026-10-19T23:13:00+0000
    Collision Probability (Pc) 1.25199E-6
    Conjunction Distance (km) 2.576 km
    Relative Speed (km/s) 9.081 km/s
    Conjunction Risk Parameters R (Radial): 2.555 | I (In-track): -0.256 | C (Cross-track): 0.2
    Collision Risk Index (CRI) 0.37
    X Position (km) 1034.843 1034.776
    Position Y (km) -4992.657 -4990.731
    Position Z (km) 4554.801 4553.093
    Velocity X (km/s) 6.629 5.401
    Velocity Y (km/s) -1.72 4.214
    Velocity Z (km/s) -3.382 3.382

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4503 STARLINK-31258
    Semimajor Axis (a) 6843.418 km 6840.888 km
    Eccentricity (e) 0.000094 0.000183
    Inclination (i) 53.1590° 53.1551°
    RAAN 150.2220° 247.6260°
    Perigee Argument 104.8222° 89.2067°
    Mean Anomaly (M) 293.4392° 270.9146°
    Apogee 465.924 km 464.004 km
    Perigee 464.638 km 461.498 km
    Orbit Epoch 2026-10-18T14:00:02+0000 2026-10-18T06:19:38+0000

    STARLINK-4503 & STARLINK-31258 Collision Probability (Pc) Trend

    STARLINK-4503 & STARLINK-31258 Collision Probability (Pc) TrendNot Available

    STARLINK-4503 & STARLINK-31258 Miss Distance (Miss Distance) Trend

    STARLINK-4503 & STARLINK-31258 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4503Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31258Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4503Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31258Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4503

    No nearby objects data