Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.19871E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T08:53:09+0800
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    1 Object 1

    AOE ID 51736
    NORAD ID 51736
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53674
    NORAD ID 53674
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3447 STARLINK-4620
    Time of Closest Approach 2026-10-25T02:16:39+0000
    Collision Probability (Pc) 3.19871E-6
    Conjunction Distance (km) 1.916 km
    Relative Speed (km/s) 14.76 km/s
    Conjunction Risk Parameters R (Radial): -1.805 | I (In-track): 0.152 | C (Cross-track): 0.622
    Collision Risk Index (CRI) 0.45
    X Position (km) -6755.272 -6753.593
    Position Y (km) 1116.478 1115.604
    Position Z (km) -135.631 -135.344
    Velocity X (km/s) -0.636 0.019
    Velocity Y (km/s) -4.534 0.977
    Velocity Z (km/s) -6.107 7.569

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3447 STARLINK-4620
    Semimajor Axis (a) 6848.822 km 6845.624 km
    Eccentricity (e) 0.000438 0.000160
    Inclination (i) 53.1423° 97.2872°
    RAAN 353.8687° 169.6425°
    Perigee Argument 120.5417° 95.4605°
    Mean Anomaly (M) 239.6018° 283.2242°
    Apogee 473.687 km 468.586 km
    Perigee 467.683 km 466.388 km
    Orbit Epoch 2026-10-24T05:07:55+0000 2026-10-24T06:00:02+0000

    STARLINK-3447 & STARLINK-4620 Collision Probability (Pc) Trend

    STARLINK-3447 & STARLINK-4620 Collision Probability (Pc) TrendNot Available

    STARLINK-3447 & STARLINK-4620 Miss Distance (Miss Distance) Trend

    STARLINK-3447 & STARLINK-4620 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3447Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4620Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3447Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4620Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3447

    No nearby objects data