Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.169913E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:50:16+0800
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    1 Object 1

    AOE ID 53604
    NORAD ID 53604
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66287
    NORAD ID 66287
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4690 STARLINK-34884
    Time of Closest Approach 2026-09-05T11:25:24+0000
    Collision Probability (Pc) 1.169913E-6
    Conjunction Distance (km) 2.47 km
    Relative Speed (km/s) 7.149 km/s
    Conjunction Risk Parameters R (Radial): 0.436 | I (In-track): 2.148 | C (Cross-track): 1.14
    Collision Risk Index (CRI) 0.36
    X Position (km) -4408.311 -4408.785
    Position Y (km) -1438.965 -1436.563
    Position Z (km) 5019.719 5019.397
    Velocity X (km/s) 4.593 -0.406
    Velocity Y (km/s) -5.603 -7.234
    Velocity Z (km/s) 2.421 -2.421

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4690 STARLINK-34884
    Semimajor Axis (a) 6840.931 km 6840.844 km
    Eccentricity (e) 0.000123 0.000136
    Inclination (i) 53.1611° 53.1580°
    RAAN 159.7268° 85.7997°
    Perigee Argument 92.9652° 109.8783°
    Mean Anomaly (M) 267.1491° 250.2365°
    Apogee 463.636 km 463.635 km
    Perigee 461.952 km 461.779 km
    Orbit Epoch 2026-09-02T01:50:40+0000 2026-09-02T14:09:00+0000

    STARLINK-4690 & STARLINK-34884 Collision Probability (Pc) Trend

    STARLINK-4690 & STARLINK-34884 Collision Probability (Pc) TrendNot Available

    STARLINK-4690 & STARLINK-34884 Miss Distance (Miss Distance) Trend

    STARLINK-4690 & STARLINK-34884 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4690Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34884Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4690Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34884Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4690

    No nearby objects data