Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.81018E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T23:50:06+0800
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    1 Object 1

    AOE ID 35602
    NORAD ID 35602
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 59002
    NORAD ID 59002
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-31431
    Time of Closest Approach 2026-10-27T18:16:00+0000
    Collision Probability (Pc) 1.81018E-4
    Conjunction Distance (km) 0.504 km
    Relative Speed (km/s) 12.403 km/s
    Conjunction Risk Parameters R (Radial): -0.208 | I (In-track): 0.272 | C (Cross-track): -0.369
    Collision Risk Index (CRI) 0.8
    X Position (km) -3952.424 -3951.95
    Position Y (km) -3555.684 -3555.852
    Position Z (km) 4296.466 4296.431
    Velocity X (km/s) 5.154 1.662
    Velocity Y (km/s) 1.005 -6.427
    Velocity Z (km/s) 5.515 -3.779

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-31431
    Semimajor Axis (a) 6799.948 km 6840.819 km
    Eccentricity (e) 0.006727 0.000112
    Inclination (i) 73.9910° 53.1585°
    RAAN 209.7907° 82.8351°
    Perigee Argument 190.6492° 81.1207°
    Mean Anomaly (M) 320.1485° 160.5476°
    Apogee 467.554 km 463.451 km
    Perigee 376.068 km 461.913 km
    Orbit Epoch 2026-10-27T04:46:52+0000 2026-10-27T00:00:02+0000

    COSMOS 2251 DEB & STARLINK-31431 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-31431 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-31431 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-31431 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31431Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31431Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data