Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.452362E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T04:23:51+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 2026-10-22T05:24:09+0000
    Collision Probability (Pc) 5.452362E-6
    Conjunction Distance (km) 1.569 km
    Relative Speed (km/s) 13.507 km/s
    Conjunction Risk Parameters R (Radial): -1.531 | I (In-track): 0.125 | C (Cross-track): 0.317
    Collision Risk Index (CRI) 0.5
    X Position (km) -31.143 -30.846
    Position Y (km) 1783.011 1782.822
    Position Z (km) 7343.658 7342.13
    Velocity X (km/s) 5.803 -1.243
    Velocity Y (km/s) -4.235 6.953
    Velocity Z (km/s) 1.069 -1.69

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 15 ONEWEB-0490
    Semimajor Axis (a) 7569.019 km 7563.837 km
    Eccentricity (e) 0.002555 0.000165
    Inclination (i) 100.7200° 87.9102°
    RAAN 141.3229° 279.8391°
    Perigee Argument 7.3443° 86.9242°
    Mean Anomaly (M) 352.8040° 273.2079°
    Apogee 1210.223 km 1186.947 km
    Perigee 1171.541 km 1184.453 km
    Orbit Epoch 2026-10-21T07:08:14+0000 2026-10-21T05:13:34+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