Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.868188E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:47:39+0800
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    1 Object 1

    AOE ID 48412
    NORAD ID 48412
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53059
    NORAD ID 53059
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2581 STARLINK-4320
    Time of Closest Approach 2026-09-05T07:30:22+0000
    Collision Probability (Pc) 1.868188E-6
    Conjunction Distance (km) 2.322 km
    Relative Speed (km/s) 12.95 km/s
    Conjunction Risk Parameters R (Radial): -1.542 | I (In-track): -0.911 | C (Cross-track): 1.476
    Collision Risk Index (CRI) 0.4
    X Position (km) -1255.258 -1255.882
    Position Y (km) -4041.88 -4039.693
    Position Z (km) 5374.445 5373.981
    Velocity X (km/s) 7.505 -3.239
    Velocity Y (km/s) -0.792 -5.147
    Velocity Z (km/s) 1.154 -4.615

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2581 STARLINK-4320
    Semimajor Axis (a) 6848.806 km 6845.609 km
    Eccentricity (e) 0.000136 0.000068
    Inclination (i) 53.1580° 97.2843°
    RAAN 187.3050° 62.0037°
    Perigee Argument 93.5423° 127.3037°
    Mean Anomaly (M) 266.5734° 220.7211°
    Apogee 471.603 km 467.939 km
    Perigee 469.735 km 467.005 km
    Orbit Epoch 2026-09-03T20:42:41+0000 2026-09-03T22:00:02+0000

    STARLINK-2581 & STARLINK-4320 Collision Probability (Pc) Trend

    STARLINK-2581 & STARLINK-4320 Collision Probability (Pc) TrendNot Available

    STARLINK-2581 & STARLINK-4320 Miss Distance (Miss Distance) Trend

    STARLINK-2581 & STARLINK-4320 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2581Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4320Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2581Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4320Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2581

    No nearby objects data