Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.525537E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T13:36:35+0800
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    1 Object 1

    AOE ID 16759
    NORAD ID 16759
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 18539
    NORAD ID 18539
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1749 THORAD DELTA 1 DEB
    Time of Closest Approach 2026-09-10T09:26:38+0000
    Collision Probability (Pc) 1.525537E-6
    Conjunction Distance (km) 2.49 km
    Relative Speed (km/s) 11.536 km/s
    Conjunction Risk Parameters R (Radial): 2.431 | I (In-track): -0.312 | C (Cross-track): -0.437
    Collision Risk Index (CRI) 0.39
    X Position (km) -2108.124 -2108.378
    Position Y (km) -1049.35 -1049.357
    Position Z (km) -7445.447 -7447.923
    Velocity X (km/s) 0.439 -6.669
    Velocity Y (km/s) -7.068 1.989
    Velocity Z (km/s) 0.908 1.617

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1749 THORAD DELTA 1 DEB
    Semimajor Axis (a) 7808.892 km 7824.768 km
    Eccentricity (e) 0.004851 0.002867
    Inclination (i) 74.0152° 101.5623°
    RAAN 272.2492° 165.0007°
    Perigee Argument 358.0453° 309.3806°
    Mean Anomaly (M) 112.2801° 203.6741°
    Apogee 1468.640 km 1469.063 km
    Perigee 1392.870 km 1424.199 km
    Orbit Epoch 2026-09-09T19:11:52+0000 2026-09-09T05:57:03+0000

    COSMOS 1749 & THORAD DELTA 1 DEB Collision Probability (Pc) Trend

    COSMOS 1749 & THORAD DELTA 1 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 1749 & THORAD DELTA 1 DEB Miss Distance (Miss Distance) Trend

    COSMOS 1749 & THORAD DELTA 1 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1749Miss 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 1749Collision Probability Trend

    Object 1 Probability TrendNot Available

    THORAD DELTA 1 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1749

    No nearby objects data