Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.512331E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T14:28:56+0800
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    1 Object 1

    AOE ID 36441
    NORAD ID 36441
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 65239
    NORAD ID 65239
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-34964
    Time of Closest Approach 2026-10-16T08:19:57+0000
    Collision Probability (Pc) 5.512331E-6
    Conjunction Distance (km) 1.519 km
    Relative Speed (km/s) 11.785 km/s
    Conjunction Risk Parameters R (Radial): 1.357 | I (In-track): -0.437 | C (Cross-track): 0.526
    Collision Risk Index (CRI) 0.5
    X Position (km) -1961.992 -1961.757
    Position Y (km) 226.141 226.398
    Position Z (km) 6542.973 6544.451
    Velocity X (km/s) -2.779 -6.139
    Velocity Y (km/s) -7.127 4.084
    Velocity Z (km/s) -0.596 -1.977

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-34964
    Semimajor Axis (a) 6910.349 km 6843.641 km
    Eccentricity (e) 0.009967 0.000115
    Inclination (i) 73.8321° 97.2853°
    RAAN 68.8231° 327.8623°
    Perigee Argument 103.1088° 78.0647°
    Mean Anomaly (M) 258.1250° 282.0724°
    Apogee 601.086 km 466.293 km
    Perigee 463.338 km 464.715 km
    Orbit Epoch 2026-10-15T16:02:00+0000 2026-10-15T20:54:48+0000

    COSMOS 2251 DEB & STARLINK-34964 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-34964 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-34964 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-34964 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34964Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34964Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data