Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.017207E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T18:48:41+0800
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    1 Object 1

    AOE ID 13565
    NORAD ID 13565
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 18402
    NORAD ID 18402
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter DELTA 1 DEB COSMOS 1891
    Time of Closest Approach 2026-09-10T17:32:17+0000
    Collision Probability (Pc) 1.017207E-6
    Conjunction Distance (km) 2.701 km
    Relative Speed (km/s) 7.168 km/s
    Conjunction Risk Parameters R (Radial): 1.7 | I (In-track): -1.824 | C (Cross-track): 1.038
    Collision Risk Index (CRI) 0.35
    X Position (km) 2090.875 2088.379
    Position Y (km) -140.414 -140.394
    Position Z (km) -7034.805 -7033.774
    Velocity X (km/s) -6.167 -6.153
    Velocity Y (km/s) -3.558 3.608
    Velocity Z (km/s) -1.762 -1.883

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB COSMOS 1891
    Semimajor Axis (a) 7283.507 km 7363.602 km
    Eccentricity (e) 0.006797 0.004887
    Inclination (i) 98.8690° 82.9248°
    RAAN 206.4373° 152.0110°
    Perigee Argument 79.3928° 283.0893°
    Mean Anomaly (M) 73.3177° 76.4811°
    Apogee 954.877 km 1021.448 km
    Perigee 855.863 km 949.482 km
    Orbit Epoch 2026-09-09T08:22:42+0000 2026-09-10T00:34:01+0000

    DELTA 1 DEB & COSMOS 1891 Collision Probability (Pc) Trend

    DELTA 1 DEB & COSMOS 1891 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & COSMOS 1891 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & COSMOS 1891 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 1891Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 1891Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data