Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.457896E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:04:40+0800
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    1 Object 1

    AOE ID 43929
    NORAD ID 43929
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 61152
    NORAD ID 61152
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 171 CZ-6A DEB
    Time of Closest Approach 2026-09-18T14:22:41+0000
    Collision Probability (Pc) 1.457896E-6
    Conjunction Distance (km) 2.15 km
    Relative Speed (km/s) 6.548 km/s
    Conjunction Risk Parameters R (Radial): -2.119 | I (In-track): 0.314 | C (Cross-track): -0.178
    Collision Risk Index (CRI) 0.38
    X Position (km) 179.653 179.505
    Position Y (km) 456.045 456.257
    Position Z (km) 7129.986 7127.851
    Velocity X (km/s) -5.274 0.93
    Velocity Y (km/s) 5.281 7.362
    Velocity Z (km/s) -0.204 -0.442

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 171 CZ-6A DEB
    Semimajor Axis (a) 7155.806 km 7089.281 km
    Eccentricity (e) 0.000214 0.011250
    Inclination (i) 86.3987° 89.0327°
    RAAN 316.1222° 263.1595°
    Perigee Argument 93.3034° 323.7206°
    Mean Anomaly (M) 266.8407° 35.6410°
    Apogee 779.203 km 790.899 km
    Perigee 776.135 km 631.389 km
    Orbit Epoch 2026-09-15T13:57:07+0000 2026-09-15T00:05:14+0000

    IRIDIUM 171 & CZ-6A DEB Collision Probability (Pc) Trend

    IRIDIUM 171 & CZ-6A DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 171 & CZ-6A DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 171 & CZ-6A DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 171Miss 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 171Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-6A DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 171

    No nearby objects data