Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.073995E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:31:21+0800
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    1 Object 1

    AOE ID 34497
    NORAD ID 34497
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 43250
    NORAD ID 43250
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB IRIDIUM 149
    Time of Closest Approach 2026-09-17T16:45:01+0000
    Collision Probability (Pc) 2.073995E-4
    Conjunction Distance (km) 0.381 km
    Relative Speed (km/s) 5.285 km/s
    Conjunction Risk Parameters R (Radial): 0.359 | I (In-track): 0.119 | C (Cross-track): 0.05
    Collision Risk Index (CRI) 0.81
    X Position (km) 487.7 487.685
    Position Y (km) 41.154 41.024
    Position Z (km) 7130.26 7129.903
    Velocity X (km/s) -2.935 2.336
    Velocity Y (km/s) 6.876 7.089
    Velocity Z (km/s) 0.105 -0.2

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB IRIDIUM 149
    Semimajor Axis (a) 7175.714 km 7155.806 km
    Eccentricity (e) 0.007963 0.000234
    Inclination (i) 86.2747° 86.3907°
    RAAN 294.5147° 252.6088°
    Perigee Argument 167.5610° 89.8074°
    Mean Anomaly (M) 346.8612° 270.3390°
    Apogee 854.716 km 779.344 km
    Perigee 740.438 km 775.994 km
    Orbit Epoch 2026-09-14T13:23:20+0000 2026-09-15T10:44:35+0000

    IRIDIUM 33 DEB & IRIDIUM 149 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & IRIDIUM 149 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & IRIDIUM 149 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & IRIDIUM 149 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 149Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 149Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data