Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.962471E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:11:24+0800
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    1 Object 1

    AOE ID 33842
    NORAD ID 33842
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

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

    Conjunction Constraints

    Parameter COSMOS 2251 DEB HAIYANG 1D
    Time of Closest Approach 2026-09-12T17:14:58+0000
    Collision Probability (Pc) 4.962471E-6
    Conjunction Distance (km) 1.609 km
    Relative Speed (km/s) 13.235 km/s
    Conjunction Risk Parameters R (Radial): 1.551 | I (In-track): -0.205 | C (Cross-track): -0.376
    Collision Risk Index (CRI) 0.49
    X Position (km) 1900.994 1900.292
    Position Y (km) -536.283 -535.868
    Position Z (km) -6885.977 -6884.59
    Velocity X (km/s) 2.409 -6.908
    Velocity Y (km/s) 7.032 -2.185
    Velocity Z (km/s) 0.104 -1.737

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB HAIYANG 1D
    Semimajor Axis (a) 7126.171 km 7155.877 km
    Eccentricity (e) 0.004613 0.000150
    Inclination (i) 74.0312° 98.4591°
    RAAN 74.8212° 193.8247°
    Perigee Argument 117.0618° 253.8958°
    Mean Anomaly (M) 243.5257° 106.2062°
    Apogee 780.906 km 778.812 km
    Perigee 715.162 km 776.668 km
    Orbit Epoch 2026-09-10T14:05:27+0000 2026-09-10T23:52:22+0000

    COSMOS 2251 DEB & HAIYANG 1D Collision Probability (Pc) Trend

    COSMOS 2251 DEB & HAIYANG 1D Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & HAIYANG 1D Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & HAIYANG 1D Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HAIYANG 1DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HAIYANG 1DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data