Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.470977E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T22:28:29+0800
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    1 Object 1

    AOE ID 58758
    NORAD ID 58758
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 67256
    NORAD ID 67256
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter YUNYAO-1 18 OBJECT J
    Time of Closest Approach 2026-10-30T13:21:10+0000
    Collision Probability (Pc) 2.470977E-6
    Conjunction Distance (km) 2.114 km
    Relative Speed (km/s) 14.587 km/s
    Conjunction Risk Parameters R (Radial): 1.75 | I (In-track): 0.337 | C (Cross-track): 1.138
    Collision Risk Index (CRI) 0.43
    X Position (km) -6475.7 -6474.428
    Position Y (km) -1668.557 -1667.11
    Position Z (km) -1569.445 -1568.575
    Velocity X (km/s) -0.004 1.422
    Velocity Y (km/s) -5.192 1.404
    Velocity Z (km/s) 5.575 -7.356

    Orbital Parameters 国际轨道数据源

    Parameter YUNYAO-1 18 OBJECT J
    Semimajor Axis (a) 6865.245 km 6868.520 km
    Eccentricity (e) 0.000616 0.001341
    Inclination (i) 50.0142° 97.3806°
    RAAN 214.2209° 14.1421°
    Perigee Argument 88.8985° 250.5102°
    Mean Anomaly (M) 271.2676° 109.4688°
    Apogee 491.334 km 499.596 km
    Perigee 482.882 km 481.170 km
    Orbit Epoch 2026-10-28T20:34:28+0000 2026-10-28T11:41:38+0000

    YUNYAO-1 18 & OBJECT J Collision Probability (Pc) Trend

    YUNYAO-1 18 & OBJECT J Collision Probability (Pc) TrendNot Available

    YUNYAO-1 18 & OBJECT J Miss Distance (Miss Distance) Trend

    YUNYAO-1 18 & OBJECT J Miss Distance (Miss Distance) TrendNot Available

    YUNYAO-1 18Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT JMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YUNYAO-1 18Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT JCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YUNYAO-1 18

    No nearby objects data