Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.858101E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-09T04:46:27+0800
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    1 Object 1

    AOE ID 9588
    NORAD ID 9588
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 60605
    NORAD ID 60605
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 871 SL-8 DEB
    Time of Closest Approach 2026-09-08T23:42:55+0000
    Collision Probability (Pc) 5.858101E-6
    Conjunction Distance (km) 1.54 km
    Relative Speed (km/s) 13.739 km/s
    Conjunction Risk Parameters R (Radial): 0.3 | I (In-track): 0.431 | C (Cross-track): -1.447
    Collision Risk Index (CRI) 0.5
    X Position (km) 5352.179 5353.464
    Position Y (km) -5471.767 -5470.922
    Position Z (km) -1686.87 -1686.93
    Velocity X (km/s) 2.47 0.422
    Velocity Y (km/s) 0.343 2.461
    Velocity Z (km/s) 6.674 -6.745

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 871 SL-8 DEB
    Semimajor Axis (a) 7818.564 km 7970.910 km
    Eccentricity (e) 0.003018 0.017297
    Inclination (i) 74.0328° 74.0522°
    RAAN 318.4819° 133.7002°
    Perigee Argument 216.8677° 188.1802°
    Mean Anomaly (M) 255.0882° 171.6404°
    Apogee 1464.025 km 1730.649 km
    Perigee 1416.829 km 1454.897 km
    Orbit Epoch 2026-09-08T14:49:14+0000 2026-09-06T15:33:35+0000

    COSMOS 871 & SL-8 DEB Collision Probability (Pc) Trend

    COSMOS 871 & SL-8 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 871 & SL-8 DEB Miss Distance (Miss Distance) Trend

    COSMOS 871 & SL-8 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 871Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SL-8 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 871Collision Probability Trend

    Object 1 Probability TrendNot Available

    SL-8 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 871

    No nearby objects data