Conjunction Event Detail

    Extreme Risk
    Extreme collision probability. Maneuver strongly recommended for primary asset.
    1.043788E-3
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:21:13+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53736
    NORAD ID 53736
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69822
    NORAD ID 69822
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4652 STARLINK-37521
    Time of Closest Approach 2026-09-05T13:45:46+0000
    Collision Probability (Pc) 1.043788E-3
    Conjunction Distance (km) 0.118 km
    Relative Speed (km/s) 10.159 km/s
    Conjunction Risk Parameters R (Radial): -0.101 | I (In-track): 0.05 | C (Cross-track): -0.032
    Collision Risk Index (CRI) 0.95
    X Position (km) -5436.115 -5436.021
    Position Y (km) -724.823 -724.87
    Position Z (km) 4075.287 4075.233
    Velocity X (km/s) 3.763 -2.255
    Velocity Y (km/s) -5.257 -6.059
    Velocity Z (km/s) 4.072 -4.073

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4652 STARLINK-37521
    Semimajor Axis (a) 6837.884 km 6837.811 km
    Eccentricity (e) 0.000130 0.000090
    Inclination (i) 53.1591° 53.1621°
    RAAN 161.3995° 47.9616°
    Perigee Argument 94.4358° 82.5781°
    Mean Anomaly (M) 265.6793° 277.5324°
    Apogee 460.635 km 460.289 km
    Perigee 458.859 km 459.059 km
    Orbit Epoch 2026-09-03T22:29:53+0000 2026-09-04T04:23:09+0000

    STARLINK-4652 & STARLINK-37521 Collision Probability (Pc) Trend

    STARLINK-4652 & STARLINK-37521 Collision Probability (Pc) TrendNot Available

    STARLINK-4652 & STARLINK-37521 Miss Distance (Miss Distance) Trend

    STARLINK-4652 & STARLINK-37521 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4652Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37521Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4652Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37521Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4652

    No nearby objects data