Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.143154E-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 63769
    NORAD ID 63769
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5509 STARLINK-33907
    Time of Closest Approach 2026-10-22T14:35:52+0000
    Collision Probability (Pc) 9.143154E-6
    Conjunction Distance (km) 0.867 km
    Relative Speed (km/s) 1.331 km/s
    Conjunction Risk Parameters R (Radial): -0.735 | I (In-track): 0.456 | C (Cross-track): -0.038
    Collision Risk Index (CRI) 0.54
    X Position (km) -1425.733 -1426.018
    Position Y (km) 4835.207 4834.56
    Position Z (km) -4658.734 -4658.234
    Velocity X (km/s) -7.406 -7.151
    Velocity Y (km/s) -1.713 -2.58
    Velocity Z (km/s) 0.489 -0.488

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5509 STARLINK-33907
    Semimajor Axis (a) 6861.208 km 6861.145 km
    Eccentricity (e) 0.000087 0.000143
    Inclination (i) 42.9994° 42.9986°
    RAAN 203.0204° 217.3540°
    Perigee Argument 293.0814° 266.7559°
    Mean Anomaly (M) 66.9946° 93.3129°
    Apogee 483.668 km 483.989 km
    Perigee 482.474 km 482.027 km
    Orbit Epoch 2026-10-20T03:20:04+0000 2026-10-20T04:57:12+0000

    STARLINK-5509 & STARLINK-33907 Collision Probability (Pc) Trend

    STARLINK-5509 & STARLINK-33907 Collision Probability (Pc) TrendNot Available

    STARLINK-5509 & STARLINK-33907 Miss Distance (Miss Distance) Trend

    STARLINK-5509 & STARLINK-33907 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5509Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33907Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5509Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33907Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5509

    No nearby objects data