Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.666063E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:45:14+0800
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    1 Object 1

    AOE ID 44744
    NORAD ID 44744
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53715
    NORAD ID 53715
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1039 STARLINK-4686
    Time of Closest Approach 2026-09-02T23:26:39+0000
    Collision Probability (Pc) 3.666063E-5
    Conjunction Distance (km) 0.744 km
    Relative Speed (km/s) 5.547 km/s
    Conjunction Risk Parameters R (Radial): -0.229 | I (In-track): -0.656 | C (Cross-track): 0.262
    Collision Risk Index (CRI) 0.66
    X Position (km) -2905.68 -2905.248
    Position Y (km) -3309.137 -3309.716
    Position Z (km) 5224.843 5225.016
    Velocity X (km/s) 3.966 6.754
    Velocity Y (km/s) -6.285 -3.082
    Velocity Z (km/s) -1.769 1.799

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1039 STARLINK-4686
    Semimajor Axis (a) 6841.459 km 6840.887 km
    Eccentricity (e) 0.000252 0.000117
    Inclination (i) 53.0567° 53.1617°
    RAAN 116.9212° 169.9419°
    Perigee Argument 70.2285° 83.2418°
    Mean Anomaly (M) 289.8989° 276.8718°
    Apogee 465.049 km 463.549 km
    Perigee 461.595 km 461.951 km
    Orbit Epoch 2026-09-01T21:57:58+0000 2026-09-02T02:48:21+0000

    STARLINK-1039 & STARLINK-4686 Collision Probability (Pc) Trend

    STARLINK-1039 & STARLINK-4686 Collision Probability (Pc) TrendNot Available

    STARLINK-1039 & STARLINK-4686 Miss Distance (Miss Distance) Trend

    STARLINK-1039 & STARLINK-4686 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1039Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4686Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1039Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4686Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1039

    No nearby objects data