Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.839184E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T18:37:52+0800
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    1 Object 1

    AOE ID 11545
    NORAD ID 11545
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 42625
    NORAD ID 42625
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1137 THORAD DELTA 1 DEB
    Time of Closest Approach 2026-09-12T12:09:56+0000
    Collision Probability (Pc) 4.839184E-6
    Conjunction Distance (km) 1.547 km
    Relative Speed (km/s) 10.582 km/s
    Conjunction Risk Parameters R (Radial): 1.197 | I (In-track): -0.649 | C (Cross-track): 0.735
    Collision Risk Index (CRI) 0.49
    X Position (km) 2516.948 2518.254
    Position Y (km) 611.935 612.107
    Position Z (km) -7437.197 -7438.008
    Velocity X (km/s) -4.979 -3.975
    Velocity Y (km/s) 4.914 -5.606
    Velocity Z (km/s) -1.261 -1.805

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1137 THORAD DELTA 1 DEB
    Semimajor Axis (a) 7871.208 km 7866.584 km
    Eccentricity (e) 0.002673 0.000525
    Inclination (i) 74.0245° 102.0449°
    RAAN 138.9218° 230.8375°
    Perigee Argument 342.3943° 29.7604°
    Mean Anomaly (M) 85.2021° 358.0860°
    Apogee 1514.113 km 1492.576 km
    Perigee 1472.029 km 1484.318 km
    Orbit Epoch 2026-09-12T01:28:50+0000 2026-09-11T21:26:28+0000

    COSMOS 1137 & THORAD DELTA 1 DEB Collision Probability (Pc) Trend

    COSMOS 1137 & THORAD DELTA 1 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 1137 & THORAD DELTA 1 DEB Miss Distance (Miss Distance) Trend

    COSMOS 1137 & THORAD DELTA 1 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1137Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    THORAD DELTA 1 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1137Collision Probability Trend

    Object 1 Probability TrendNot Available

    THORAD DELTA 1 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1137

    No nearby objects data