Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.144568E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T11:32:31+0800
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    1 Object 1

    AOE ID 34452
    NORAD ID 34452
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 68311
    NORAD ID 68311
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-37140
    Time of Closest Approach 2026-10-29T07:53:10+0000
    Collision Probability (Pc) 4.144568E-4
    Conjunction Distance (km) 0.348 km
    Relative Speed (km/s) 15.118 km/s
    Conjunction Risk Parameters R (Radial): 0.137 | I (In-track): -0.029 | C (Cross-track): -0.317
    Collision Risk Index (CRI) 0.87
    X Position (km) 861.006 861.289
    Position Y (km) 3882.167 3882.081
    Position Z (km) -5579.135 -5579.318
    Velocity X (km/s) -4.723 2.937
    Velocity Y (km/s) -4.557 5.549
    Velocity Z (km/s) -3.913 4.317

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-37140
    Semimajor Axis (a) 6882.144 km 6843.647 km
    Eccentricity (e) 0.005593 0.000148
    Inclination (i) 74.0258° 97.2855°
    RAAN 236.0979° 66.1949°
    Perigee Argument 227.6643° 82.6425°
    Mean Anomaly (M) 131.9812° 277.4986°
    Apogee 542.497 km 466.525 km
    Perigee 465.517 km 464.495 km
    Orbit Epoch 2026-10-28T05:34:42+0000 2026-10-28T08:38:07+0000

    COSMOS 2251 DEB & STARLINK-37140 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-37140 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-37140 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-37140 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37140Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37140Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data