Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.696999E-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 66508
    NORAD ID 66508
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5509 STARLINK-35608
    Time of Closest Approach 2026-10-22T22:21:21+0000
    Collision Probability (Pc) 5.696999E-6
    Conjunction Distance (km) 1.18 km
    Relative Speed (km/s) 3.54 km/s
    Conjunction Risk Parameters R (Radial): -1.178 | I (In-track): 0.042 | C (Cross-track): 0.01
    Collision Risk Index (CRI) 0.5
    X Position (km) 1131.746 1131.51
    Position Y (km) 5037.259 5036.403
    Position Z (km) -4523.527 -4522.751
    Velocity X (km/s) -7.485 -6.975
    Velocity Y (km/s) 0.487 2.762
    Velocity Z (km/s) -1.331 1.332

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5509 STARLINK-35608
    Semimajor Axis (a) 6861.208 km 6861.189 km
    Eccentricity (e) 0.000087 0.000152
    Inclination (i) 42.9994° 42.9994°
    RAAN 203.0204° 163.9814°
    Perigee Argument 293.0814° 271.7125°
    Mean Anomaly (M) 66.9946° 88.3552°
    Apogee 483.668 km 484.095 km
    Perigee 482.474 km 482.009 km
    Orbit Epoch 2026-10-20T03:20:04+0000 2026-10-20T00:04:13+0000

    STARLINK-5509 & STARLINK-35608 Collision Probability (Pc) Trend

    STARLINK-5509 & STARLINK-35608 Collision Probability (Pc) TrendNot Available

    STARLINK-5509 & STARLINK-35608 Miss Distance (Miss Distance) Trend

    STARLINK-5509 & STARLINK-35608 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5509Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35608Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5509Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35608Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5509

    No nearby objects data