Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.953933E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T09:14:42+0800
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    1 Object 1

    AOE ID 53472
    NORAD ID 53472
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69557
    NORAD ID 69557
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4447 STARLINK-37929
    Time of Closest Approach 2026-10-20T12:31:21+0000
    Collision Probability (Pc) 3.953933E-6
    Conjunction Distance (km) 1.641 km
    Relative Speed (km/s) 10.307 km/s
    Conjunction Risk Parameters R (Radial): -0.683 | I (In-track): 1.093 | C (Cross-track): 1.016
    Collision Risk Index (CRI) 0.47
    X Position (km) -78.961 -77.464
    Position Y (km) 1177.433 1177.405
    Position Z (km) -6749.783 -6749.111
    Velocity X (km/s) 5.26 5.931
    Velocity Y (km/s) 5.435 -4.695
    Velocity Z (km/s) 0.887 -0.887

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4447 STARLINK-37929
    Semimajor Axis (a) 6843.719 km 6843.653 km
    Eccentricity (e) 0.000169 0.000112
    Inclination (i) 97.2864° 97.2825°
    RAAN 44.6219° 318.7976°
    Perigee Argument 85.5562° 100.6859°
    Mean Anomaly (M) 274.5874° 259.4510°
    Apogee 466.740 km 466.284 km
    Perigee 464.424 km 464.748 km
    Orbit Epoch 2026-10-18T07:38:13+0000 2026-10-18T12:23:47+0000

    STARLINK-4447 & STARLINK-37929 Collision Probability (Pc) Trend

    STARLINK-4447 & STARLINK-37929 Collision Probability (Pc) TrendNot Available

    STARLINK-4447 & STARLINK-37929 Miss Distance (Miss Distance) Trend

    STARLINK-4447 & STARLINK-37929 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4447Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37929Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4447Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37929Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4447

    No nearby objects data