Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.636974E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T08:28:23+0800
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    1 Object 1

    AOE ID 12138
    NORAD ID 12138
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 53569
    NORAD ID 53569
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1238 STARLINK-4582
    Time of Closest Approach 2026-09-03T07:57:10+0000
    Collision Probability (Pc) 1.636974E-6
    Conjunction Distance (km) 2.571 km
    Relative Speed (km/s) 14.28 km/s
    Conjunction Risk Parameters R (Radial): -2.567 | I (In-track): -0.082 | C (Cross-track): -0.089
    Collision Risk Index (CRI) 0.39
    X Position (km) 6002.297 5999.987
    Position Y (km) -2874.601 -2873.604
    Position Z (km) 1588.741 1588.214
    Velocity X (km/s) 1.822 0.766
    Velocity Y (km/s) 0.221 4.851
    Velocity Z (km/s) -7.617 5.849

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1238 STARLINK-4582
    Semimajor Axis (a) 7225.163 km 6840.874 km
    Eccentricity (e) 0.063485 0.000093
    Inclination (i) 82.9607° 53.1611°
    RAAN 156.6891° 331.4224°
    Perigee Argument 203.7803° 74.8441°
    Mean Anomaly (M) 153.2827° 285.2665°
    Apogee 1305.714 km 463.374 km
    Perigee 388.338 km 462.100 km
    Orbit Epoch 2026-09-02T14:08:51+0000 2026-09-01T18:21:41+0000

    COSMOS 1238 & STARLINK-4582 Collision Probability (Pc) Trend

    COSMOS 1238 & STARLINK-4582 Collision Probability (Pc) TrendNot Available

    COSMOS 1238 & STARLINK-4582 Miss Distance (Miss Distance) Trend

    COSMOS 1238 & STARLINK-4582 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1238Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4582Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1238Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4582Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1238

    No nearby objects data