Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.316367E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T02:14:19+0800
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    1 Object 1

    AOE ID 36882
    NORAD ID 36882
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 43911
    NORAD ID 43911
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter SL-12 DEB YUNHAI 2-1C
    Time of Closest Approach 2026-10-22T20:30:38+0000
    Collision Probability (Pc) 7.316367E-7
    Conjunction Distance (km) 2.52 km
    Relative Speed (km/s) 3.23 km/s
    Conjunction Risk Parameters R (Radial): -1.973 | I (In-track): 1.422 | C (Cross-track): -0.659
    Collision Risk Index (CRI) 0.32
    X Position (km) -4777.843 -4775.407
    Position Y (km) -2743.627 -2743.766
    Position Z (km) 4588.164 4587.534
    Velocity X (km/s) 6.05 5.38
    Velocity Y (km/s) -1.713 -4.105
    Velocity Z (km/s) 5.201 3.137

    Orbital Parameters 国际轨道数据源

    Parameter SL-12 DEB YUNHAI 2-1C
    Semimajor Axis (a) 8939.106 km 7172.975 km
    Eccentricity (e) 0.197482 0.000055
    Inclination (i) 64.9375° 50.0106°
    RAAN 188.1759° 167.9459°
    Perigee Argument 46.9181° 227.6162°
    Mean Anomaly (M) 328.0926° 132.4706°
    Apogee 4326.282 km 795.236 km
    Perigee 795.656 km 794.440 km
    Orbit Epoch 2026-10-21T23:17:02+0000 2026-10-22T06:49:14+0000

    SL-12 DEB & YUNHAI 2-1C Collision Probability (Pc) Trend

    SL-12 DEB & YUNHAI 2-1C Collision Probability (Pc) TrendNot Available

    SL-12 DEB & YUNHAI 2-1C Miss Distance (Miss Distance) Trend

    SL-12 DEB & YUNHAI 2-1C Miss Distance (Miss Distance) TrendNot Available

    SL-12 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YUNHAI 2-1CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-12 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YUNHAI 2-1CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-12 DEB

    No nearby objects data