Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.947337E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:09:00+0800
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    1 Object 1

    AOE ID 64780
    NORAD ID 64780
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66199
    NORAD ID 66199
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-34491 STARLINK-35509
    Time of Closest Approach 2026-09-03T23:47:14+0000
    Collision Probability (Pc) 3.947337E-7
    Conjunction Distance (km) 2.463 km
    Relative Speed (km/s) 0.661 km/s
    Conjunction Risk Parameters R (Radial): -2.192 | I (In-track): -1.12 | C (Cross-track): 0.039
    Collision Risk Index (CRI) 0.27
    X Position (km) -2966.86 -2967.031
    Position Y (km) -2834.002 -2835.716
    Position Z (km) 5464.083 5465.842
    Velocity X (km/s) 5.081 5.463
    Velocity Y (km/s) -5.7 -5.333
    Velocity Z (km/s) -0.197 0.198

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-34491 STARLINK-35509
    Semimajor Axis (a) 6840.879 km 6843.412 km
    Eccentricity (e) 0.000086 0.000097
    Inclination (i) 53.1569° 53.1573°
    RAAN 139.8194° 143.3761°
    Perigee Argument 71.1062° 94.4422°
    Mean Anomaly (M) 289.0034° 136.9782°
    Apogee 463.332 km 465.941 km
    Perigee 462.152 km 464.609 km
    Orbit Epoch 2026-09-02T00:29:31+0000 2026-09-02T14:00:02+0000

    STARLINK-34491 & STARLINK-35509 Collision Probability (Pc) Trend

    STARLINK-34491 & STARLINK-35509 Collision Probability (Pc) TrendNot Available

    STARLINK-34491 & STARLINK-35509 Miss Distance (Miss Distance) Trend

    STARLINK-34491 & STARLINK-35509 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-34491Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35509Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-34491Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35509Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-34491

    No nearby objects data