Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.352334E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-26T21:43:52+0800
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    1 Object 1

    AOE ID 54859
    NORAD ID 54859
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59543
    NORAD ID 59543
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5409 STARLINK-31574
    Time of Closest Approach 2026-10-26T16:01:08+0000
    Collision Probability (Pc) 1.352334E-4
    Conjunction Distance (km) 0.535 km
    Relative Speed (km/s) 9.719 km/s
    Conjunction Risk Parameters R (Radial): -0.332 | I (In-track): -0.323 | C (Cross-track): -0.267
    Collision Risk Index (CRI) 0.78
    X Position (km) 930.768 931.229
    Position Y (km) -6438.882 -6439.134
    Position Z (km) 2170.631 2170.737
    Velocity X (km/s) 5.598 6.039
    Velocity Y (km/s) 2.368 -0.685
    Velocity Z (km/s) 4.608 -4.608

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5409 STARLINK-31574
    Semimajor Axis (a) 6861.223 km 6861.034 km
    Eccentricity (e) 0.000204 0.000191
    Inclination (i) 43.0039° 43.0029°
    RAAN 259.4932° 123.4269°
    Perigee Argument 292.7918° 272.4619°
    Mean Anomaly (M) 67.2719° 87.6015°
    Apogee 484.483 km 484.206 km
    Perigee 481.689 km 481.588 km
    Orbit Epoch 2026-10-26T06:28:58+0000 2026-10-25T22:05:40+0000

    STARLINK-5409 & STARLINK-31574 Collision Probability (Pc) Trend

    STARLINK-5409 & STARLINK-31574 Collision Probability (Pc) TrendNot Available

    STARLINK-5409 & STARLINK-31574 Miss Distance (Miss Distance) Trend

    STARLINK-5409 & STARLINK-31574 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5409Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31574Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5409Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31574Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5409

    No nearby objects data