Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.145158E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-01T09:47:16+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 66064
    NORAD ID 66064
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4520 STARLINK-35542
    Time of Closest Approach 2026-09-01T16:05:05+0000
    Collision Probability (Pc) 1.145158E-6
    Conjunction Distance (km) 2.749 km
    Relative Speed (km/s) 9.231 km/s
    Conjunction Risk Parameters R (Radial): 2.738 | I (In-track): 0.196 | C (Cross-track): 0.163
    Collision Risk Index (CRI) 0.36
    X Position (km) -5079.81 -5081.799
    Position Y (km) -790.274 -790.84
    Position Z (km) 4499.327 4501.138
    Velocity X (km/s) -2.073 3.944
    Velocity Y (km/s) -6.485 -5.547
    Velocity Z (km/s) -3.469 3.469

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4520 STARLINK-35542
    Semimajor Axis (a) 6837.887 km 6840.831 km
    Eccentricity (e) 0.000131 0.000080
    Inclination (i) 53.1614° 53.1598°
    RAAN 54.9367° 152.9208°
    Perigee Argument 83.8725° 58.3166°
    Mean Anomaly (M) 149.9112° 110.0147°
    Apogee 460.650 km 463.244 km
    Perigee 458.850 km 462.144 km
    Orbit Epoch 2026-08-31T14:00:03+0000 2026-08-31T14:00:03+0000

    STARLINK-4520 & STARLINK-35542 Collision Probability (Pc) Trend

    STARLINK-4520 & STARLINK-35542 Collision Probability (Pc) TrendNot Available

    STARLINK-4520 & STARLINK-35542 Miss Distance (Miss Distance) Trend

    STARLINK-4520 & STARLINK-35542 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4520Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35542Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4520Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35542Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4520

    No nearby objects data