Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.271711E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T21:46:35+0800
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    1 Object 1

    AOE ID 15784
    NORAD ID 15784
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 37165
    NORAD ID 37165
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter SL-8 DEB YAOGAN 11
    Time of Closest Approach 2026-09-17T14:28:44+0000
    Collision Probability (Pc) 1.271711E-6
    Conjunction Distance (km) 1.928 km
    Relative Speed (km/s) 3.368 km/s
    Conjunction Risk Parameters R (Radial): 1.161 | I (In-track): -1.5 | C (Cross-track): -0.343
    Collision Risk Index (CRI) 0.37
    X Position (km) -4585.421 -4585.765
    Position Y (km) 4772.75 4773.264
    Position Z (km) -2232.384 -2234.209
    Velocity X (km/s) -3.184 -0.824
    Velocity Y (km/s) 0.142 2.534
    Velocity Z (km/s) 6.849 7.079

    Orbital Parameters 国际轨道数据源

    Parameter SL-8 DEB YAOGAN 11
    Semimajor Axis (a) 6980.452 km 7000.540 km
    Eccentricity (e) 0.000489 0.003377
    Inclination (i) 73.9934° 98.3706°
    RAAN 144.3205° 128.1842°
    Perigee Argument 260.2502° 315.5994°
    Mean Anomaly (M) 252.4653° 44.2510°
    Apogee 605.731 km 646.046 km
    Perigee 598.899 km 598.760 km
    Orbit Epoch 2026-09-15T03:34:19+0000 2026-09-14T21:45:22+0000

    SL-8 DEB & YAOGAN 11 Collision Probability (Pc) Trend

    SL-8 DEB & YAOGAN 11 Collision Probability (Pc) TrendNot Available

    SL-8 DEB & YAOGAN 11 Miss Distance (Miss Distance) Trend

    SL-8 DEB & YAOGAN 11 Miss Distance (Miss Distance) TrendNot Available

    SL-8 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN 11Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-8 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN 11Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-8 DEB

    No nearby objects data