Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.432604E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T18:45:54+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 61627
    NORAD ID 61627
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YUNYAO-1 18 STARLINK-32399
    Time of Closest Approach 2026-10-30T17:05:21+0000
    Collision Probability (Pc) 2.432604E-6
    Conjunction Distance (km) 1.662 km
    Relative Speed (km/s) 5.159 km/s
    Conjunction Risk Parameters R (Radial): -0.638 | I (In-track): -1.442 | C (Cross-track): -0.523
    Collision Risk Index (CRI) 0.43
    X Position (km) 4635.663 4634.446
    Position Y (km) -2092.464 -2093.573
    Position Z (km) 4596.51 4596.28
    Velocity X (km/s) 5.053 2.321
    Velocity Y (km/s) 4.971 7.205
    Velocity Z (km/s) -2.823 0.94

    Orbital Parameters 国际轨道数据源

    Parameter YUNYAO-1 18 STARLINK-32399
    Semimajor Axis (a) 6865.259 km 6861.176 km
    Eccentricity (e) 0.000617 0.000156
    Inclination (i) 50.0143° 43.0009°
    RAAN 215.5167° 272.7588°
    Perigee Argument 87.7417° 267.6981°
    Mean Anomaly (M) 272.4246° 133.1091°
    Apogee 491.359 km 484.108 km
    Perigee 482.885 km 481.970 km
    Orbit Epoch 2026-10-28T14:17:21+0000 2026-10-28T10:00:02+0000

    YUNYAO-1 18 & STARLINK-32399 Collision Probability (Pc) Trend

    YUNYAO-1 18 & STARLINK-32399 Collision Probability (Pc) TrendNot Available

    YUNYAO-1 18 & STARLINK-32399 Miss Distance (Miss Distance) Trend

    YUNYAO-1 18 & STARLINK-32399 Miss Distance (Miss Distance) TrendNot Available

    YUNYAO-1 18Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32399Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YUNYAO-1 18Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32399Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YUNYAO-1 18

    No nearby objects data