Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.959649E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:47:25+0800
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    1 Object 1

    AOE ID 35073
    NORAD ID 35073
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 53658
    NORAD ID 53658
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-4452
    Time of Closest Approach 2026-10-21T00:33:11+0000
    Collision Probability (Pc) 4.959649E-5
    Conjunction Distance (km) 0.825 km
    Relative Speed (km/s) 13.97 km/s
    Conjunction Risk Parameters R (Radial): 0.49 | I (In-track): 0.255 | C (Cross-track): 0.613
    Collision Risk Index (CRI) 0.69
    X Position (km) 1624.826 1624.851
    Position Y (km) -1129.61 -1130.161
    Position Z (km) -6560.611 -6559.999
    Velocity X (km/s) 5.905 -7.288
    Velocity Y (km/s) 4.761 0.994
    Velocity Z (km/s) 0.65 -1.977

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-4452
    Semimajor Axis (a) 6842.267 km 6843.605 km
    Eccentricity (e) 0.001301 0.000160
    Inclination (i) 73.9802° 97.2844°
    RAAN 46.1252° 168.3541°
    Perigee Argument 58.6827° 93.4545°
    Mean Anomaly (M) 301.5649° 266.6881°
    Apogee 473.034 km 466.563 km
    Perigee 455.226 km 464.373 km
    Orbit Epoch 2026-10-16T23:54:12+0000 2026-10-19T02:01:42+0000

    COSMOS 2251 DEB & STARLINK-4452 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-4452 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-4452 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-4452 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4452Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4452Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data