Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.498353E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T23:14:08+0800
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    1 Object 1

    AOE ID 43572
    NORAD ID 43572
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 45721
    NORAD ID 45721
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 165 HAIYANG 1D
    Time of Closest Approach 2026-09-16T20:34:41+0000
    Collision Probability (Pc) 1.498353E-6
    Conjunction Distance (km) 2.764 km
    Relative Speed (km/s) 14.915 km/s
    Conjunction Risk Parameters R (Radial): -1.117 | I (In-track): 0.107 | C (Cross-track): 2.526
    Collision Risk Index (CRI) 0.39
    X Position (km) -6661.937 -6662.158
    Position Y (km) -2123.489 -2126.198
    Position Z (km) 1526.666 1527.173
    Velocity X (km/s) -1.378 1.166
    Velocity Y (km/s) -0.942 1.551
    Velocity Z (km/s) -7.276 7.207

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 165 HAIYANG 1D
    Semimajor Axis (a) 7155.806 km 7155.871 km
    Eccentricity (e) 0.000209 0.000158
    Inclination (i) 86.4008° 98.4606°
    RAAN 19.4127° 198.0587°
    Perigee Argument 93.0836° 230.0400°
    Mean Anomaly (M) 267.0599° 130.0646°
    Apogee 779.165 km 778.867 km
    Perigee 776.173 km 776.601 km
    Orbit Epoch 2026-09-14T14:13:02+0000 2026-09-15T07:41:02+0000

    IRIDIUM 165 & HAIYANG 1D Collision Probability (Pc) Trend

    IRIDIUM 165 & HAIYANG 1D Collision Probability (Pc) TrendNot Available

    IRIDIUM 165 & HAIYANG 1D Miss Distance (Miss Distance) Trend

    IRIDIUM 165 & HAIYANG 1D Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 165Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HAIYANG 1DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 165Collision Probability Trend

    Object 1 Probability TrendNot Available

    HAIYANG 1DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 165

    No nearby objects data