Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.031269E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T00:21:36+0800
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    1 Object 1

    AOE ID 34088
    NORAD ID 34088
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 63347
    NORAD ID 63347
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB YUNYAO-1 46
    Time of Closest Approach 2026-09-14T19:31:24+0000
    Collision Probability (Pc) 6.031269E-6
    Conjunction Distance (km) 1.557 km
    Relative Speed (km/s) 15.153 km/s
    Conjunction Risk Parameters R (Radial): -1.164 | I (In-track): -0.044 | C (Cross-track): 1.033
    Collision Risk Index (CRI) 0.51
    X Position (km) 528.58 527.477
    Position Y (km) 5517.464 5516.71
    Position Z (km) -4147.893 -4147.094
    Velocity X (km/s) -1.03 1.676
    Velocity Y (km/s) -4.449 4.343
    Velocity Z (km/s) -6.055 5.985

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB YUNYAO-1 46
    Semimajor Axis (a) 6917.352 km 6910.212 km
    Eccentricity (e) 0.000099 0.001105
    Inclination (i) 86.3597° 97.6148°
    RAAN 262.9768° 76.2941°
    Perigee Argument 187.3833° 198.8802°
    Mean Anomaly (M) 235.6281° 161.2020°
    Apogee 539.902 km 539.709 km
    Perigee 538.528 km 524.441 km
    Orbit Epoch 2026-09-12T07:57:36+0000 2026-09-12T07:18:25+0000

    IRIDIUM 33 DEB & YUNYAO-1 46 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & YUNYAO-1 46 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & YUNYAO-1 46 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & YUNYAO-1 46 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YUNYAO-1 46Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YUNYAO-1 46Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data