Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.5977E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T15:16:39+0800
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    1 Object 1

    AOE ID 50808
    NORAD ID 50808
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69718
    NORAD ID 69718
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3355 STARLINK-37989
    Time of Closest Approach 2026-10-31T13:42:18+0000
    Collision Probability (Pc) 1.5977E-6
    Conjunction Distance (km) 2.64 km
    Relative Speed (km/s) 14.759 km/s
    Conjunction Risk Parameters R (Radial): -2.357 | I (In-track): 0.29 | C (Cross-track): -1.152
    Collision Risk Index (CRI) 0.39
    X Position (km) -6448.123 -6446.271
    Position Y (km) 2309.222 2307.395
    Position Z (km) -39.397 -39.842
    Velocity X (km/s) -1.568 0.359
    Velocity Y (km/s) -4.297 0.899
    Velocity Z (km/s) 6.109 -7.57

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3355 STARLINK-37989
    Semimajor Axis (a) 6848.925 km 6843.654 km
    Eccentricity (e) 0.000149 0.000132
    Inclination (i) 53.1571° 97.2843°
    RAAN 174.4602° 337.3574°
    Perigee Argument 89.6696° 76.1738°
    Mean Anomaly (M) 345.1230° 283.9651°
    Apogee 471.808 km 466.421 km
    Perigee 469.768 km 464.613 km
    Orbit Epoch 2026-10-28T14:00:02+0000 2026-10-28T12:52:59+0000

    STARLINK-3355 & STARLINK-37989 Collision Probability (Pc) Trend

    STARLINK-3355 & STARLINK-37989 Collision Probability (Pc) TrendNot Available

    STARLINK-3355 & STARLINK-37989 Miss Distance (Miss Distance) Trend

    STARLINK-3355 & STARLINK-37989 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3355Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37989Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3355Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37989Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3355

    No nearby objects data