Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.164378E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:16:23+0800
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    1 Object 1

    AOE ID 64540
    NORAD ID 64540
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64769
    NORAD ID 64769
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ARCSTONE STARLINK-34246
    Time of Closest Approach 2026-09-04T00:03:37+0000
    Collision Probability (Pc) 2.164378E-5
    Conjunction Distance (km) 1.046 km
    Relative Speed (km/s) 13.393 km/s
    Conjunction Risk Parameters R (Radial): -1.045 | I (In-track): -0.003 | C (Cross-track): -0.004
    Collision Risk Index (CRI) 0.62
    X Position (km) -4248.17 -4247.517
    Position Y (km) -1088.515 -1088.344
    Position Z (km) 5241.674 5240.875
    Velocity X (km/s) -5.945 3.791
    Velocity Y (km/s) 0.074 -6.4
    Velocity Z (km/s) -4.793 1.739

    Orbital Parameters 国际轨道数据源

    Parameter ARCSTONE STARLINK-34246
    Semimajor Axis (a) 6838.332 km 6840.846 km
    Eccentricity (e) 0.000153 0.000095
    Inclination (i) 97.4679° 53.1591°
    RAAN 3.6108° 139.9180°
    Perigee Argument 258.7743° 72.2697°
    Mean Anomaly (M) 101.3328° 287.8410°
    Apogee 461.242 km 463.359 km
    Perigee 459.148 km 462.059 km
    Orbit Epoch 2026-09-02T06:49:42+0000 2026-09-02T00:50:44+0000

    ARCSTONE & STARLINK-34246 Collision Probability (Pc) Trend

    ARCSTONE & STARLINK-34246 Collision Probability (Pc) TrendNot Available

    ARCSTONE & STARLINK-34246 Miss Distance (Miss Distance) Trend

    ARCSTONE & STARLINK-34246 Miss Distance (Miss Distance) TrendNot Available

    ARCSTONEMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34246Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ARCSTONECollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34246Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ARCSTONE

    No nearby objects data