Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.468298E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T12:58:39+0800
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    1 Object 1

    AOE ID 9509
    NORAD ID 9509
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 43294
    NORAD ID 43294
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 864 COSMOS 864 DEB
    Time of Closest Approach 2026-09-11T23:34:31+0000
    Collision Probability (Pc) 2.468298E-7
    Conjunction Distance (km) 2.906 km
    Relative Speed (km/s) 0.126 km/s
    Conjunction Risk Parameters R (Radial): -2.076 | I (In-track): -2.032 | C (Cross-track): -0.008
    Collision Risk Index (CRI) 0.23
    X Position (km) -903.773 -903.356
    Position Y (km) 76.704 78.709
    Position Z (km) 7315.03 7312.968
    Velocity X (km/s) -0.614 -0.738
    Velocity Y (km/s) -7.315 -7.305
    Velocity Z (km/s) -0.002 -0.017

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 864 COSMOS 864 DEB
    Semimajor Axis (a) 7357.721 km 7355.926 km
    Eccentricity (e) 0.002852 0.002855
    Inclination (i) 82.9360° 82.9366°
    RAAN 86.1738° 85.2517°
    Perigee Argument 265.8897° 261.6710°
    Mean Anomaly (M) 164.7445° 98.1210°
    Apogee 1000.569 km 998.788 km
    Perigee 958.599 km 956.790 km
    Orbit Epoch 2026-09-10T16:03:32+0000 2026-09-10T13:58:53+0000

    COSMOS 864 & COSMOS 864 DEB Collision Probability (Pc) Trend

    COSMOS 864 & COSMOS 864 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 864 & COSMOS 864 DEB Miss Distance (Miss Distance) Trend

    COSMOS 864 & COSMOS 864 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 864Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 864 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 864Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 864 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 864

    No nearby objects data