Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.477514E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T19:44:04+0800
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    1 Object 1

    AOE ID 43576
    NORAD ID 43576
    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 156 HAIYANG 1D
    Time of Closest Approach 2026-09-06T04:00:33+0000
    Collision Probability (Pc) 1.477514E-6
    Conjunction Distance (km) 2.781 km
    Relative Speed (km/s) 14.782 km/s
    Conjunction Risk Parameters R (Radial): 2.641 | I (In-track): 0.121 | C (Cross-track): 0.865
    Collision Risk Index (CRI) 0.38
    X Position (km) -2111.892 -2110.865
    Position Y (km) -1348.892 -1349.227
    Position Z (km) -6712.168 -6709.606
    Velocity X (km/s) 6.506 -7.025
    Velocity Y (km/s) 2.567 -0.769
    Velocity Z (km/s) -2.564 2.365

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 156 HAIYANG 1D
    Semimajor Axis (a) 7155.788 km 7155.880 km
    Eccentricity (e) 0.000224 0.000153
    Inclination (i) 86.3986° 98.4586°
    RAAN 23.3707° 188.0885°
    Perigee Argument 89.7861° 283.8430°
    Mean Anomaly (M) 270.3591° 76.2585°
    Apogee 779.252 km 778.839 km
    Perigee 776.050 km 776.647 km
    Orbit Epoch 2026-09-04T22:22:57+0000 2026-09-05T03:13:31+0000

    IRIDIUM 156 & HAIYANG 1D Collision Probability (Pc) Trend

    IRIDIUM 156 & HAIYANG 1D Collision Probability (Pc) TrendNot Available

    IRIDIUM 156 & HAIYANG 1D Miss Distance (Miss Distance) Trend

    IRIDIUM 156 & HAIYANG 1D Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 156Miss 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 156Collision Probability Trend

    Object 1 Probability TrendNot Available

    HAIYANG 1DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 156

    No nearby objects data