Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.105023E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:55:13+0800
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    1 Object 1

    AOE ID 54784
    NORAD ID 54784
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66940
    NORAD ID 66940
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5442 STARLINK-36121
    Time of Closest Approach 2026-10-21T16:38:42+0000
    Collision Probability (Pc) 3.105023E-5
    Conjunction Distance (km) 0.818 km
    Relative Speed (km/s) 6.854 km/s
    Conjunction Risk Parameters R (Radial): -0.307 | I (In-track): -0.678 | C (Cross-track): 0.339
    Collision Risk Index (CRI) 0.65
    X Position (km) -3887.592 -3887.016
    Position Y (km) 2433.283 2433.817
    Position Z (km) 5066.147 5065.918
    Velocity X (km/s) -1.466 -5.778
    Velocity Y (km/s) -7.136 -4.438
    Velocity Z (km/s) 2.297 -2.296

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5442 STARLINK-36121
    Semimajor Axis (a) 6840.872 km 6840.849 km
    Eccentricity (e) 0.000113 0.000097
    Inclination (i) 53.1582° 53.1535°
    RAAN 102.1511° 33.7202°
    Perigee Argument 87.6446° 91.6539°
    Mean Anomaly (M) 272.4686° 268.4575°
    Apogee 463.511 km 463.379 km
    Perigee 461.959 km 462.045 km
    Orbit Epoch 2026-10-19T12:45:47+0000 2026-10-19T14:08:13+0000

    STARLINK-5442 & STARLINK-36121 Collision Probability (Pc) Trend

    STARLINK-5442 & STARLINK-36121 Collision Probability (Pc) TrendNot Available

    STARLINK-5442 & STARLINK-36121 Miss Distance (Miss Distance) Trend

    STARLINK-5442 & STARLINK-36121 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5442Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36121Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5442Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36121Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5442

    No nearby objects data