Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.285206E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:40:53+0800
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    1 Object 1

    AOE ID 54800
    NORAD ID 54800
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60746
    NORAD ID 60746
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5428 OBJECT B
    Time of Closest Approach 2026-09-12T06:07:50+0000
    Collision Probability (Pc) 1.285206E-6
    Conjunction Distance (km) 2.974 km
    Relative Speed (km/s) 13.522 km/s
    Conjunction Risk Parameters R (Radial): 1.978 | I (In-track): 1.034 | C (Cross-track): -1.966
    Collision Risk Index (CRI) 0.37
    X Position (km) 3886.339 3886.988
    Position Y (km) 2173.458 2171.859
    Position Z (km) 5193.926 5191.504
    Velocity X (km/s) -1.468 -4.19
    Velocity Y (km/s) 7.24 -4.138
    Velocity Z (km/s) -1.927 4.853

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5428 OBJECT B
    Semimajor Axis (a) 6848.884 km 6838.323 km
    Eccentricity (e) 0.000135 0.000896
    Inclination (i) 53.1607° 97.6890°
    RAAN 279.1020° 36.8887°
    Perigee Argument 83.4750° 210.4908°
    Mean Anomaly (M) 276.6405° 149.5814°
    Apogee 471.673 km 466.314 km
    Perigee 469.821 km 454.058 km
    Orbit Epoch 2026-09-10T08:14:44+0000 2026-09-10T22:37:42+0000

    STARLINK-5428 & OBJECT B Collision Probability (Pc) Trend

    STARLINK-5428 & OBJECT B Collision Probability (Pc) TrendNot Available

    STARLINK-5428 & OBJECT B Miss Distance (Miss Distance) Trend

    STARLINK-5428 & OBJECT B Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5428Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5428Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5428

    No nearby objects data