Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.201515E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T20:06:12+0800
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    1 Object 1

    AOE ID 9443
    NORAD ID 9443
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 22397
    NORAD ID 22397
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 858 SL-16 DEB
    Time of Closest Approach 2026-10-23T18:35:24+0000
    Collision Probability (Pc) 1.201515E-6
    Conjunction Distance (km) 2.706 km
    Relative Speed (km/s) 9.65 km/s
    Conjunction Risk Parameters R (Radial): 1.503 | I (In-track): 1.721 | C (Cross-track): -1.45
    Collision Risk Index (CRI) 0.37
    X Position (km) -2303.323 -2301.686
    Position Y (km) 1683.76 1685.337
    Position Z (km) -6570.501 -6569.032
    Velocity X (km/s) 0.959 -6.741
    Velocity Y (km/s) -7.071 -2.698
    Velocity Z (km/s) -2.138 1.697

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 858 SL-16 DEB
    Semimajor Axis (a) 7152.685 km 7163.488 km
    Eccentricity (e) 0.001351 0.003487
    Inclination (i) 74.0475° 70.8009°
    RAAN 289.1033° 203.6605°
    Perigee Argument 12.1646° 358.8330°
    Mean Anomaly (M) 347.9830° 1.2713°
    Apogee 784.215 km 810.329 km
    Perigee 764.881 km 760.373 km
    Orbit Epoch 2026-10-20T05:46:06+0000 2026-10-20T18:51:04+0000

    COSMOS 858 & SL-16 DEB Collision Probability (Pc) Trend

    COSMOS 858 & SL-16 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 858 & SL-16 DEB Miss Distance (Miss Distance) Trend

    COSMOS 858 & SL-16 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 858Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SL-16 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 858Collision Probability Trend

    Object 1 Probability TrendNot Available

    SL-16 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 858

    No nearby objects data