Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.731684E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T18:45:52+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 59566
    NORAD ID 59566
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YUNYAO-1 18 STARLINK-31332
    Time of Closest Approach 2026-10-29T17:14:01+0000
    Collision Probability (Pc) 2.731684E-6
    Conjunction Distance (km) 1.727 km
    Relative Speed (km/s) 7.36 km/s
    Conjunction Risk Parameters R (Radial): -0.728 | I (In-track): -1.371 | C (Cross-track): 0.755
    Collision Risk Index (CRI) 0.44
    X Position (km) -1793.735 -1795.048
    Position Y (km) -5108.847 -5107.895
    Position Z (km) 4206.682 4206.091
    Velocity X (km/s) 6.761 6.079
    Velocity Y (km/s) 0.516 -4.009
    Velocity Z (km/s) 3.495 -2.269

    Orbital Parameters 国际轨道数据源

    Parameter YUNYAO-1 18 STARLINK-31332
    Semimajor Axis (a) 6865.259 km 6861.194 km
    Eccentricity (e) 0.000617 0.000134
    Inclination (i) 50.0143° 43.0053°
    RAAN 215.5167° 139.4087°
    Perigee Argument 87.7417° 249.1900°
    Mean Anomaly (M) 272.4246° 110.8808°
    Apogee 491.359 km 483.977 km
    Perigee 482.885 km 482.137 km
    Orbit Epoch 2026-10-28T14:17:21+0000 2026-10-27T12:56:35+0000

    YUNYAO-1 18 & STARLINK-31332 Collision Probability (Pc) Trend

    YUNYAO-1 18 & STARLINK-31332 Collision Probability (Pc) TrendNot Available

    YUNYAO-1 18 & STARLINK-31332 Miss Distance (Miss Distance) Trend

    YUNYAO-1 18 & STARLINK-31332 Miss Distance (Miss Distance) TrendNot Available

    YUNYAO-1 18Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31332Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YUNYAO-1 18Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31332Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YUNYAO-1 18

    No nearby objects data