Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.104678E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T21:20:44+0800
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    1 Object 1

    AOE ID 54126
    NORAD ID 54126
    Object Type PAYLOAD
    Country
    GB GB
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    2 Object 2

    AOE ID 56575
    NORAD ID 56575
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter ONEWEB-0508 COSMOS 2499 DEB
    Time of Closest Approach 2026-10-13T06:08:50+0000
    Collision Probability (Pc) 9.104678E-6
    Conjunction Distance (km) 1.331 km
    Relative Speed (km/s) 12.872 km/s
    Conjunction Risk Parameters R (Radial): 0.994 | I (In-track): -0.402 | C (Cross-track): -0.787
    Collision Risk Index (CRI) 0.54
    X Position (km) 544.008 544.611
    Position Y (km) -1322.715 -1321.971
    Position Z (km) 7418.487 7417.563
    Velocity X (km/s) -1.367 6.739
    Velocity Y (km/s) 7.004 -2.715
    Velocity Z (km/s) 1.347 -0.999

    Orbital Parameters 国际轨道数据源

    Parameter ONEWEB-0508 COSMOS 2499 DEB
    Semimajor Axis (a) 7563.529 km 7713.741 km
    Eccentricity (e) 0.000157 0.019951
    Inclination (i) 87.9092° 82.2962°
    RAAN 281.6802° 158.2927°
    Perigee Argument 83.0113° 110.6621°
    Mean Anomaly (M) 277.1198° 251.5996°
    Apogee 1186.577 km 1489.498 km
    Perigee 1184.207 km 1181.710 km
    Orbit Epoch 2026-10-12T00:38:09+0000 2026-10-11T08:40:38+0000

    ONEWEB-0508 & COSMOS 2499 DEB Collision Probability (Pc) Trend

    ONEWEB-0508 & COSMOS 2499 DEB Collision Probability (Pc) TrendNot Available

    ONEWEB-0508 & COSMOS 2499 DEB Miss Distance (Miss Distance) Trend

    ONEWEB-0508 & COSMOS 2499 DEB Miss Distance (Miss Distance) TrendNot Available

    ONEWEB-0508Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2499 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ONEWEB-0508Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2499 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ONEWEB-0508

    No nearby objects data