Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.38767E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:17:31+0800
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    1 Object 1

    AOE ID 31655
    NORAD ID 31655
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 45134
    NORAD ID 45134
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter FENGYUN 1C DEB ONEWEB-0021
    Time of Closest Approach 2026-09-12T20:08:46+0000
    Collision Probability (Pc) 1.38767E-6
    Conjunction Distance (km) 2.874 km
    Relative Speed (km/s) 14.336 km/s
    Conjunction Risk Parameters R (Radial): 1.647 | I (In-track): 0.153 | C (Cross-track): -2.35
    Collision Risk Index (CRI) 0.38
    X Position (km) -6387.657 -6385.584
    Position Y (km) -2308.893 -2310.633
    Position Z (km) -3426.965 -3426.001
    Velocity X (km/s) -3.394 3.16
    Velocity Y (km/s) 0.142 0.826
    Velocity Z (km/s) 6.273 -6.458

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB ONEWEB-0021
    Semimajor Axis (a) 7393.146 km 7599.859 km
    Eccentricity (e) 0.028353 0.000184
    Inclination (i) 99.2752° 87.8886°
    RAAN 191.5118° 19.1382°
    Perigee Argument 158.5609° 98.1394°
    Mean Anomaly (M) 264.4393° 261.9941°
    Apogee 1224.624 km 1223.118 km
    Perigee 805.394 km 1220.326 km
    Orbit Epoch 2026-09-09T01:09:23+0000 2026-09-11T06:26:36+0000

    FENGYUN 1C DEB & ONEWEB-0021 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & ONEWEB-0021 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & ONEWEB-0021 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & ONEWEB-0021 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ONEWEB-0021Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ONEWEB-0021Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data