Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.152361E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:05:39+0800
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    1 Object 1

    AOE ID 53433
    NORAD ID 53433
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65915
    NORAD ID 65915
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4549 STARLINK-35539
    Time of Closest Approach 2026-09-05T11:03:44+0000
    Collision Probability (Pc) 8.152361E-7
    Conjunction Distance (km) 2.56 km
    Relative Speed (km/s) 4.153 km/s
    Conjunction Risk Parameters R (Radial): 2.536 | I (In-track): 0.335 | C (Cross-track): 0.101
    Collision Risk Index (CRI) 0.33
    X Position (km) -2118.679 -2119.766
    Position Y (km) 3692.405 3693.598
    Position Z (km) 5341.305 5343.291
    Velocity X (km/s) -7.187 -5.568
    Velocity Y (km/s) -2.249 -5.069
    Velocity Z (km/s) -1.292 1.29

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4549 STARLINK-35539
    Semimajor Axis (a) 6837.896 km 6840.835 km
    Eccentricity (e) 0.000108 0.000240
    Inclination (i) 53.1619° 53.1594°
    RAAN 18.0105° 58.8890°
    Perigee Argument 88.0682° 126.9878°
    Mean Anomaly (M) 272.0444° 233.1344°
    Apogee 460.499 km 464.340 km
    Perigee 459.019 km 461.056 km
    Orbit Epoch 2026-09-03T18:00:04+0000 2026-09-03T11:49:43+0000

    STARLINK-4549 & STARLINK-35539 Collision Probability (Pc) Trend

    STARLINK-4549 & STARLINK-35539 Collision Probability (Pc) TrendNot Available

    STARLINK-4549 & STARLINK-35539 Miss Distance (Miss Distance) Trend

    STARLINK-4549 & STARLINK-35539 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4549Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35539Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4549Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35539Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4549

    No nearby objects data