Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    5.483448E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:12:22+0800
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    1 Object 1

    AOE ID 51973
    NORAD ID 51973
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55638
    NORAD ID 55638
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3679 STARLINK-5507
    Time of Closest Approach 2026-10-20T19:29:55+0000
    Collision Probability (Pc) 5.483448E-4
    Conjunction Distance (km) 0.236 km
    Relative Speed (km/s) 8.337 km/s
    Conjunction Risk Parameters R (Radial): 0.198 | I (In-track): 0.111 | C (Cross-track): -0.067
    Collision Risk Index (CRI) 0.9
    X Position (km) -3470.057 -3470.255
    Position Y (km) 2313.715 2313.702
    Position Z (km) 5422.651 5422.779
    Velocity X (km/s) -3.265 -6.545
    Velocity Y (km/s) -6.851 -0.781
    Velocity Z (km/s) 0.832 -3.848

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3679 STARLINK-5507
    Semimajor Axis (a) 6848.876 km 6850.988 km
    Eccentricity (e) 0.000123 0.000319
    Inclination (i) 53.1622° 70.0101°
    RAAN 77.1946° 358.7011°
    Perigee Argument 96.3974° 270.6060°
    Mean Anomaly (M) 263.7168° 237.1182°
    Apogee 471.581 km 475.038 km
    Perigee 469.897 km 470.664 km
    Orbit Epoch 2026-10-19T02:25:32+0000 2026-10-19T06:00:01+0000

    STARLINK-3679 & STARLINK-5507 Collision Probability (Pc) Trend

    STARLINK-3679 & STARLINK-5507 Collision Probability (Pc) TrendNot Available

    STARLINK-3679 & STARLINK-5507 Miss Distance (Miss Distance) Trend

    STARLINK-3679 & STARLINK-5507 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3679Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5507Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3679Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5507Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3679

    No nearby objects data