Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.017541E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-05T21:39:59+0800
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    1 Object 1

    AOE ID 39591
    NORAD ID 39591
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 66410
    NORAD ID 66410
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2251 DEB OBJECT B
    Time of Closest Approach 2026-11-05T17:36:20+0000
    Collision Probability (Pc) 7.017541E-7
    Conjunction Distance (km) 2.721 km
    Relative Speed (km/s) 3.686 km/s
    Conjunction Risk Parameters R (Radial): 1.155 | I (In-track): -2.384 | C (Cross-track): -0.619
    Collision Risk Index (CRI) 0.32
    X Position (km) 6006.373 6008.642
    Position Y (km) 846.982 847.118
    Position Z (km) 3701.353 3699.857
    Velocity X (km/s) -4.008 -3.631
    Velocity Y (km/s) 1.877 -1.781
    Velocity Z (km/s) 6.058 6.301

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB OBJECT B
    Semimajor Axis (a) 7128.449 km 7102.793 km
    Eccentricity (e) 0.002866 0.001288
    Inclination (i) 74.0216° 98.2386°
    RAAN 0.4102° 12.2772°
    Perigee Argument 33.7158° 263.0930°
    Mean Anomaly (M) 339.5143° 96.8799°
    Apogee 770.741 km 733.808 km
    Perigee 729.883 km 715.504 km
    Orbit Epoch 2026-11-04T09:53:23+0000 2026-11-04T21:35:24+0000

    COSMOS 2251 DEB & OBJECT B Collision Probability (Pc) Trend

    COSMOS 2251 DEB & OBJECT B Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & OBJECT B Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & OBJECT B Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data