Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.052606E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:49:09+0800
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    1 Object 1

    AOE ID 53400
    NORAD ID 53400
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60027
    NORAD ID 60027
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4520 STARLINK-32012
    Time of Closest Approach 2026-09-03T13:08:12+0000
    Collision Probability (Pc) 9.052606E-7
    Conjunction Distance (km) 2.969 km
    Relative Speed (km/s) 7.229 km/s
    Conjunction Risk Parameters R (Radial): 2.964 | I (In-track): -0.155 | C (Cross-track): 0.089
    Collision Risk Index (CRI) 0.34
    X Position (km) -391.581 -391.572
    Position Y (km) 4633.667 4635.688
    Position Z (km) 5003.545 5005.719
    Velocity X (km/s) -6.484 -6.929
    Velocity Y (km/s) -3.209 2.074
    Velocity Z (km/s) 2.458 -2.457

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4520 STARLINK-32012
    Semimajor Axis (a) 6837.795 km 6840.836 km
    Eccentricity (e) 0.000127 0.000104
    Inclination (i) 53.1608° 53.1587°
    RAAN 45.5741° 337.5345°
    Perigee Argument 77.9916° 106.0931°
    Mean Anomaly (M) 56.8003° 254.0187°
    Apogee 460.530 km 463.412 km
    Perigee 458.786 km 461.986 km
    Orbit Epoch 2026-09-02T14:00:02+0000 2026-09-01T15:18:35+0000

    STARLINK-4520 & STARLINK-32012 Collision Probability (Pc) Trend

    STARLINK-4520 & STARLINK-32012 Collision Probability (Pc) TrendNot Available

    STARLINK-4520 & STARLINK-32012 Miss Distance (Miss Distance) Trend

    STARLINK-4520 & STARLINK-32012 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4520Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32012Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4520Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32012Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4520

    No nearby objects data