Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.142356E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:40:37+0800
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    1 Object 1

    AOE ID 51721
    NORAD ID 51721
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 56340
    NORAD ID 56340
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3524 STARLINK-5540
    Time of Closest Approach 2026-09-03T23:44:18+0000
    Collision Probability (Pc) 8.142356E-7
    Conjunction Distance (km) 2.931 km
    Relative Speed (km/s) 5.796 km/s
    Conjunction Risk Parameters R (Radial): -2.567 | I (In-track): 1.308 | C (Cross-track): -0.534
    Collision Risk Index (CRI) 0.33
    X Position (km) 3081.616 3080.044
    Position Y (km) 6037.681 6035.409
    Position Z (km) -993.352 -994.329
    Velocity X (km/s) -4.514 0.375
    Velocity Y (km/s) 1.323 -1.415
    Velocity Z (km/s) -6.007 -7.488

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3524 STARLINK-5540
    Semimajor Axis (a) 6848.924 km 6843.695 km
    Eccentricity (e) 0.000122 0.000170
    Inclination (i) 53.1582° 97.2849°
    RAAN 244.4099° 242.0759°
    Perigee Argument 79.4571° 72.3632°
    Mean Anomaly (M) 280.6567° 287.7797°
    Apogee 471.620 km 466.725 km
    Perigee 469.954 km 464.391 km
    Orbit Epoch 2026-09-02T07:45:38+0000 2026-09-01T23:56:11+0000

    STARLINK-3524 & STARLINK-5540 Collision Probability (Pc) Trend

    STARLINK-3524 & STARLINK-5540 Collision Probability (Pc) TrendNot Available

    STARLINK-3524 & STARLINK-5540 Miss Distance (Miss Distance) Trend

    STARLINK-3524 & STARLINK-5540 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3524Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5540Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3524Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5540Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3524

    No nearby objects data