Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.357462E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:38:11+0800
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    1 Object 1

    AOE ID 51742
    NORAD ID 51742
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68553
    NORAD ID 68553
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3521 STARLINK-37254
    Time of Closest Approach 2026-10-29T13:38:47+0000
    Collision Probability (Pc) 1.357462E-6
    Conjunction Distance (km) 1.768 km
    Relative Speed (km/s) 2.561 km/s
    Conjunction Risk Parameters R (Radial): -1.598 | I (In-track): -0.743 | C (Cross-track): -0.125
    Collision Risk Index (CRI) 0.38
    X Position (km) 1493.084 1493.438
    Position Y (km) 3880.183 3879.004
    Position Z (km) 5422.629 5421.361
    Velocity X (km/s) -6.663 -7.395
    Velocity Y (km/s) 3.654 1.757
    Velocity Z (km/s) -0.778 0.779

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3521 STARLINK-37254
    Semimajor Axis (a) 6840.873 km 6840.746 km
    Eccentricity (e) 0.000117 0.000279
    Inclination (i) 53.1602° 53.1609°
    RAAN 338.2194° 2.9844°
    Perigee Argument 92.2700° 70.0342°
    Mean Anomaly (M) 267.8437° 290.0961°
    Apogee 463.539 km 464.521 km
    Perigee 461.933 km 460.697 km
    Orbit Epoch 2026-10-27T03:23:01+0000 2026-10-27T00:19:30+0000

    STARLINK-3521 & STARLINK-37254 Collision Probability (Pc) Trend

    STARLINK-3521 & STARLINK-37254 Collision Probability (Pc) TrendNot Available

    STARLINK-3521 & STARLINK-37254 Miss Distance (Miss Distance) Trend

    STARLINK-3521 & STARLINK-37254 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3521Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37254Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3521Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37254Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3521

    No nearby objects data