Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.766523E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T19:30:58+0800
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    1 Object 1

    AOE ID 18490
    NORAD ID 18490
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    Name VENUS
    AOE ID 42901
    NORAD ID 42901
    Object Type PAYLOAD
    Country
    IL IL

    Conjunction Constraints

    Parameter COSMOS 252 DEB VENUS
    Time of Closest Approach 2026-10-23T05:32:17+0000
    Collision Probability (Pc) 2.766523E-5
    Conjunction Distance (km) 0.997 km
    Relative Speed (km/s) 14.993 km/s
    Conjunction Risk Parameters R (Radial): -0.688 | I (In-track): -0.136 | C (Cross-track): 0.709
    Collision Risk Index (CRI) 0.64
    X Position (km) -5051.363 -5050.411
    Position Y (km) 2656.266 2656.517
    Position Z (km) 3870.548 3870.392
    Velocity X (km/s) 1.103 -3.2
    Velocity Y (km/s) -5.424 2.995
    Velocity Z (km/s) 5.422 -6.214

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 252 DEB VENUS
    Semimajor Axis (a) 7172.053 km 6896.525 km
    Eccentricity (e) 0.042938 0.000151
    Inclination (i) 62.7353° 97.2618°
    RAAN 140.7354° 325.1219°
    Perigee Argument 9.9447° 297.3547°
    Mean Anomaly (M) 350.9778° 62.7532°
    Apogee 1101.869 km 519.432 km
    Perigee 485.963 km 517.344 km
    Orbit Epoch 2026-10-20T06:51:05+0000 2026-10-20T23:02:01+0000

    COSMOS 252 DEB & VENUS Collision Probability (Pc) Trend

    COSMOS 252 DEB & VENUS Collision Probability (Pc) TrendNot Available

    COSMOS 252 DEB & VENUS Miss Distance (Miss Distance) Trend

    COSMOS 252 DEB & VENUS Miss Distance (Miss Distance) TrendNot Available

    COSMOS 252 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    VENUSMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 252 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    VENUSCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 252 DEB

    No nearby objects data