Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.101072E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T15:17:06+0800
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    1 Object 1

    AOE ID 38354
    NORAD ID 38354
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 54113
    NORAD ID 54113
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter YAOGAN 15 ONEWEB-0490
    Time of Closest Approach 2026-09-14T18:05:41+0000
    Collision Probability (Pc) 7.101072E-6
    Conjunction Distance (km) 1.468 km
    Relative Speed (km/s) 14.482 km/s
    Conjunction Risk Parameters R (Radial): -0.448 | I (In-track): -0.121 | C (Cross-track): 1.392
    Collision Risk Index (CRI) 0.52
    X Position (km) 2192.471 2193.678
    Position Y (km) -6819.074 -6818.292
    Position Z (km) 2427.446 2427.156
    Velocity X (km/s) -0.651 -0.45
    Velocity Y (km/s) -2.637 2.312
    Velocity Z (km/s) -6.738 6.87

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 15 ONEWEB-0490
    Semimajor Axis (a) 7569.017 km 7563.898 km
    Eccentricity (e) 0.002587 0.000285
    Inclination (i) 100.7266° 87.9126°
    RAAN 101.2500° 287.7628°
    Perigee Argument 94.9526° 72.2429°
    Mean Anomaly (M) 265.4542° 287.9015°
    Apogee 1210.465 km 1187.916 km
    Perigee 1171.295 km 1183.606 km
    Orbit Epoch 2026-09-11T21:53:52+0000 2026-09-11T13:34:38+0000

    YAOGAN 15 & ONEWEB-0490 Collision Probability (Pc) Trend

    YAOGAN 15 & ONEWEB-0490 Collision Probability (Pc) TrendNot Available

    YAOGAN 15 & ONEWEB-0490 Miss Distance (Miss Distance) Trend

    YAOGAN 15 & ONEWEB-0490 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 15Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ONEWEB-0490Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 15Collision Probability Trend

    Object 1 Probability TrendNot Available

    ONEWEB-0490Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 15

    No nearby objects data