Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.105108E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-02T19:01:37+0800
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    1 Object 1

    AOE ID 53415
    NORAD ID 53415
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59413
    NORAD ID 59413
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4479 STARLINK-31615
    Time of Closest Approach 2026-09-03T13:03:38+0000
    Collision Probability (Pc) 1.105108E-4
    Conjunction Distance (km) 0.562 km
    Relative Speed (km/s) 8.583 km/s
    Conjunction Risk Parameters R (Radial): 0.415 | I (In-track): 0.311 | C (Cross-track): 0.217
    Collision Risk Index (CRI) 0.76
    X Position (km) -5528.111 -5528.519
    Position Y (km) 647.734 647.404
    Position Z (km) 3982.26 3982.461
    Velocity X (km/s) -3.642 1.133
    Velocity Y (km/s) -5.24 -7.045
    Velocity Z (km/s) -4.19 2.709

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4479 STARLINK-31615
    Semimajor Axis (a) 6848.958 km 6845.387 km
    Eccentricity (e) 0.000131 0.000678
    Inclination (i) 53.1608° 42.9927°
    RAAN 34.3751° 138.0567°
    Perigee Argument 72.5341° 214.9767°
    Mean Anomaly (M) 287.5803° 145.0642°
    Apogee 471.715 km 471.894 km
    Perigee 469.927 km 462.606 km
    Orbit Epoch 2026-09-01T16:37:58+0000 2026-08-31T22:15:10+0000

    STARLINK-4479 & STARLINK-31615 Collision Probability (Pc) Trend

    STARLINK-4479 & STARLINK-31615 Collision Probability (Pc) TrendNot Available

    STARLINK-4479 & STARLINK-31615 Miss Distance (Miss Distance) Trend

    STARLINK-4479 & STARLINK-31615 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4479Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31615Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4479Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31615Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4479

    No nearby objects data