Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.608514E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:30:39+0800
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    1 Object 1

    AOE ID 46073
    NORAD ID 46073
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 48443
    NORAD ID 48443
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1542 STARLINK-2663
    Time of Closest Approach 2026-09-05T03:50:19+0000
    Collision Probability (Pc) 4.608514E-6
    Conjunction Distance (km) 1.453 km
    Relative Speed (km/s) 7.289 km/s
    Conjunction Risk Parameters R (Radial): -0.339 | I (In-track): 1.244 | C (Cross-track): 0.669
    Collision Risk Index (CRI) 0.48
    X Position (km) 2068.166 2067.003
    Position Y (km) -4199.065 -4199.901
    Position Z (km) -5006.568 -5006.811
    Velocity X (km/s) 7.18 4.83
    Velocity Y (km/s) 0.569 5.343
    Velocity Z (km/s) 2.49 -2.49

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1542 STARLINK-2663
    Semimajor Axis (a) 6848.843 km 6848.913 km
    Eccentricity (e) 0.000102 0.000127
    Inclination (i) 53.1598° 53.1601°
    RAAN 5.2802° 74.9511°
    Perigee Argument 91.2779° 100.5587°
    Mean Anomaly (M) 268.8339° 259.5557°
    Apogee 471.402 km 471.643 km
    Perigee 470.010 km 469.909 km
    Orbit Epoch 2026-09-01T18:41:48+0000 2026-09-02T13:41:42+0000

    STARLINK-1542 & STARLINK-2663 Collision Probability (Pc) Trend

    STARLINK-1542 & STARLINK-2663 Collision Probability (Pc) TrendNot Available

    STARLINK-1542 & STARLINK-2663 Miss Distance (Miss Distance) Trend

    STARLINK-1542 & STARLINK-2663 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1542Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-2663Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1542Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-2663Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1542

    No nearby objects data