Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.151121E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:41:18+0800
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    1 Object 1

    AOE ID 51813
    NORAD ID 51813
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53411
    NORAD ID 53411
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3552 STARLINK-4497
    Time of Closest Approach 2026-10-28T22:01:27+0000
    Collision Probability (Pc) 2.151121E-6
    Conjunction Distance (km) 2.127 km
    Relative Speed (km/s) 11.943 km/s
    Conjunction Risk Parameters R (Radial): -2.041 | I (In-track): -0.363 | C (Cross-track): 0.473
    Collision Risk Index (CRI) 0.42
    X Position (km) 5785.041 5783.032
    Position Y (km) -3141.826 -3141.414
    Position Z (km) -1867.934 -1867.367
    Velocity X (km/s) 3.698 0.843
    Velocity Y (km/s) 3.404 4.955
    Velocity Z (km/s) 5.746 -5.746

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3552 STARLINK-4497
    Semimajor Axis (a) 6840.884 km 6837.947 km
    Eccentricity (e) 0.000094 0.000106
    Inclination (i) 53.1621° 53.1611°
    RAAN 351.9814° 148.2161°
    Perigee Argument 4.3081° 78.7015°
    Mean Anomaly (M) 355.7930° 281.4107°
    Apogee 463.390 km 460.534 km
    Perigee 462.104 km 459.086 km
    Orbit Epoch 2026-10-27T03:54:10+0000 2026-10-26T23:51:07+0000

    STARLINK-3552 & STARLINK-4497 Collision Probability (Pc) Trend

    STARLINK-3552 & STARLINK-4497 Collision Probability (Pc) TrendNot Available

    STARLINK-3552 & STARLINK-4497 Miss Distance (Miss Distance) Trend

    STARLINK-3552 & STARLINK-4497 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3552Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4497Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3552Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4497Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3552

    No nearby objects data