Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.437767E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T07:33:24+0800
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    1 Object 1

    AOE ID 57263
    NORAD ID 57263
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63424
    NORAD ID 63424
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5509 STARLINK-33655
    Time of Closest Approach 2026-10-23T01:41:26+0000
    Collision Probability (Pc) 3.437767E-6
    Conjunction Distance (km) 1.554 km
    Relative Speed (km/s) 6.459 km/s
    Conjunction Risk Parameters R (Radial): -0.08 | I (In-track): 1.404 | C (Cross-track): -0.661
    Collision Risk Index (CRI) 0.46
    X Position (km) -3909.557 -3910.609
    Position Y (km) 3929.318 3928.176
    Position Z (km) -4047.989 -4047.945
    Velocity X (km/s) -6.234 -3.548
    Velocity Y (km/s) -3.519 -6.218
    Velocity Z (km/s) 2.608 -2.608

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5509 STARLINK-33655
    Semimajor Axis (a) 6861.208 km 6861.164 km
    Eccentricity (e) 0.000087 0.000073
    Inclination (i) 42.9994° 42.9996°
    RAAN 203.0204° 280.5111°
    Perigee Argument 293.0814° 264.8306°
    Mean Anomaly (M) 66.9946° 95.2463°
    Apogee 483.668 km 483.526 km
    Perigee 482.474 km 482.528 km
    Orbit Epoch 2026-10-20T03:20:04+0000 2026-10-20T00:27:42+0000

    STARLINK-5509 & STARLINK-33655 Collision Probability (Pc) Trend

    STARLINK-5509 & STARLINK-33655 Collision Probability (Pc) TrendNot Available

    STARLINK-5509 & STARLINK-33655 Miss Distance (Miss Distance) Trend

    STARLINK-5509 & STARLINK-33655 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5509Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33655Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5509Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33655Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5509

    No nearby objects data