Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.743086E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T13:56:31+0800
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    1 Object 1

    AOE ID 52680
    NORAD ID 52680
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69013
    NORAD ID 69013
    Object Type PAYLOAD
    Country
    KR KR

    Conjunction Constraints

    Parameter STARLINK-3774 CAS500-2
    Time of Closest Approach 2026-09-13T17:52:19+0000
    Collision Probability (Pc) 1.743086E-5
    Conjunction Distance (km) 1.12 km
    Relative Speed (km/s) 13.771 km/s
    Conjunction Risk Parameters R (Radial): -1.115 | I (In-track): -0.043 | C (Cross-track): 0.086
    Collision Risk Index (CRI) 0.6
    X Position (km) -3829.753 -3830.383
    Position Y (km) 2701.165 2701.516
    Position Z (km) 5024.462 5025.318
    Velocity X (km/s) -6.032 5.306
    Velocity Y (km/s) -3.943 -1.987
    Velocity Z (km/s) -2.471 5.096

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3774 CAS500-2
    Semimajor Axis (a) 6878.192 km 6883.316 km
    Eccentricity (e) 0.000159 0.001123
    Inclination (i) 53.1594° 97.3762°
    RAAN 26.3022° 150.7847°
    Perigee Argument 82.1837° 75.8592°
    Mean Anomaly (M) 187.5692° 284.3891°
    Apogee 501.148 km 512.912 km
    Perigee 498.962 km 497.446 km
    Orbit Epoch 2026-09-12T00:00:02+0000 2026-09-11T16:41:34+0000

    STARLINK-3774 & CAS500-2 Collision Probability (Pc) Trend

    STARLINK-3774 & CAS500-2 Collision Probability (Pc) TrendNot Available

    STARLINK-3774 & CAS500-2 Miss Distance (Miss Distance) Trend

    STARLINK-3774 & CAS500-2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3774Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CAS500-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3774Collision Probability Trend

    Object 1 Probability TrendNot Available

    CAS500-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3774

    No nearby objects data