Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.571106E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T00:11:40+0800
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    1 Object 1

    AOE ID 56729
    NORAD ID 56729
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60842
    NORAD ID 60842
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 178 CZ-6A DEB
    Time of Closest Approach 2026-09-15T17:20:01+0000
    Collision Probability (Pc) 7.571106E-5
    Conjunction Distance (km) 0.693 km
    Relative Speed (km/s) 11.745 km/s
    Conjunction Risk Parameters R (Radial): 0.639 | I (In-track): -0.179 | C (Cross-track): 0.198
    Collision Risk Index (CRI) 0.73
    X Position (km) 309.744 309.905
    Position Y (km) 349.263 349.064
    Position Z (km) 6982.497 6983.14
    Velocity X (km/s) -7.361 3.141
    Velocity Y (km/s) 1.639 6.83
    Velocity Z (km/s) 0.244 -0.591

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 178 CZ-6A DEB
    Semimajor Axis (a) 7007.338 km 7000.739 km
    Eccentricity (e) 0.000255 0.014721
    Inclination (i) 86.6597° 88.8927°
    RAAN 347.7584° 245.3630°
    Perigee Argument 93.7858° 191.2207°
    Mean Anomaly (M) 266.3655° 168.5726°
    Apogee 630.985 km 725.662 km
    Perigee 627.417 km 519.542 km
    Orbit Epoch 2026-09-15T05:34:43+0000 2026-09-14T16:35:53+0000

    IRIDIUM 178 & CZ-6A DEB Collision Probability (Pc) Trend

    IRIDIUM 178 & CZ-6A DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 178 & CZ-6A DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 178 & CZ-6A DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 178Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-6A DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 178Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-6A DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 178

    No nearby objects data