Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.267099E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T08:37:42+0800
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    1 Object 1

    AOE ID 55346
    NORAD ID 55346
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64531
    NORAD ID 64531
    Object Type UNKNOWN
    Country
    NZ NZ

    Conjunction Constraints

    Parameter STARLINK-5631 OBJECT D
    Time of Closest Approach 2026-09-12T09:16:04+0000
    Collision Probability (Pc) 6.267099E-6
    Conjunction Distance (km) 1.361 km
    Relative Speed (km/s) 8.349 km/s
    Conjunction Risk Parameters R (Radial): 1.233 | I (In-track): 0.479 | C (Cross-track): -0.32
    Collision Risk Index (CRI) 0.51
    X Position (km) -5884.568 -5885.332
    Position Y (km) -755.62 -755.955
    Position Z (km) -3449.544 -3450.618
    Velocity X (km/s) 2.846 3.606
    Velocity Y (km/s) -6.134 1.62
    Velocity Z (km/s) -3.514 -6.514

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5631 OBJECT D
    Semimajor Axis (a) 6861.184 km 6860.470 km
    Eccentricity (e) 0.000207 0.000356
    Inclination (i) 43.0048° 97.4794°
    RAAN 333.0170° 11.0714°
    Perigee Argument 263.4506° 205.4842°
    Mean Anomaly (M) 96.6109° 154.6222°
    Apogee 484.471 km 484.773 km
    Perigee 481.623 km 479.893 km
    Orbit Epoch 2026-09-11T15:00:54+0000 2026-09-11T18:12:12+0000

    STARLINK-5631 & OBJECT D Collision Probability (Pc) Trend

    STARLINK-5631 & OBJECT D Collision Probability (Pc) TrendNot Available

    STARLINK-5631 & OBJECT D Miss Distance (Miss Distance) Trend

    STARLINK-5631 & OBJECT D Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5631Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5631Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5631

    No nearby objects data