Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.261834E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T18:45:56+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 63789
    NORAD ID 63789
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YUNYAO-1 18 STARLINK-33875
    Time of Closest Approach 2026-10-30T15:16:26+0000
    Collision Probability (Pc) 4.261834E-6
    Conjunction Distance (km) 1.31 km
    Relative Speed (km/s) 3.88 km/s
    Conjunction Risk Parameters R (Radial): 0.139 | I (In-track): 1.259 | C (Cross-track): -0.333
    Collision Risk Index (CRI) 0.48
    X Position (km) -1142.112 -1140.855
    Position Y (km) -4884.495 -4884.677
    Position Z (km) 4672.93 4673.25
    Velocity X (km/s) 7.093 7.407
    Velocity Y (km/s) 0.899 -1.816
    Velocity Z (km/s) 2.663 -0.09

    Orbital Parameters 国际轨道数据源

    Parameter YUNYAO-1 18 STARLINK-33875
    Semimajor Axis (a) 6865.259 km 6861.133 km
    Eccentricity (e) 0.000617 0.000147
    Inclination (i) 50.0143° 43.0013°
    RAAN 215.5167° 178.5105°
    Perigee Argument 87.7417° 269.9463°
    Mean Anomaly (M) 272.4246° 101.5016°
    Apogee 491.359 km 484.002 km
    Perigee 482.885 km 481.990 km
    Orbit Epoch 2026-10-28T14:17:21+0000 2026-10-28T08:00:04+0000

    YUNYAO-1 18 & STARLINK-33875 Collision Probability (Pc) Trend

    YUNYAO-1 18 & STARLINK-33875 Collision Probability (Pc) TrendNot Available

    YUNYAO-1 18 & STARLINK-33875 Miss Distance (Miss Distance) Trend

    YUNYAO-1 18 & STARLINK-33875 Miss Distance (Miss Distance) TrendNot Available

    YUNYAO-1 18Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33875Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YUNYAO-1 18Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33875Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YUNYAO-1 18

    No nearby objects data