Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.115361E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-01T06:04:35+0800
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    1 Object 1

    AOE ID 10613
    NORAD ID 10613
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 69802
    NORAD ID 69802
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 839 DEB QIANFAN-203
    Time of Closest Approach 2026-09-02T07:00:42+0000
    Collision Probability (Pc) 4.115361E-5
    Conjunction Distance (km) 0.825 km
    Relative Speed (km/s) 10.686 km/s
    Conjunction Risk Parameters R (Radial): 0.713 | I (In-track): -0.274 | C (Cross-track): -0.31
    Collision Risk Index (CRI) 0.67
    X Position (km) 2970.615 2971.155
    Position Y (km) -221.546 -221.876
    Position Z (km) 6615.155 6615.683
    Velocity X (km/s) 0.852 -6.713
    Velocity Y (km/s) 7.606 0.818
    Velocity Z (km/s) -0.26 3.037

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 839 DEB QIANFAN-203
    Semimajor Axis (a) 7788.112 km 7245.109 km
    Eccentricity (e) 0.069318 0.000848
    Inclination (i) 65.7988° 88.9970°
    RAAN 266.4995° 353.6909°
    Perigee Argument 106.0011° 65.3162°
    Mean Anomaly (M) 261.8434° 294.8904°
    Apogee 1949.834 km 873.118 km
    Perigee 870.116 km 860.826 km
    Orbit Epoch 2026-08-31T10:51:29+0000 2026-08-31T13:39:34+0000

    COSMOS 839 DEB & QIANFAN-203 Collision Probability (Pc) Trend

    COSMOS 839 DEB & QIANFAN-203 Collision Probability (Pc) TrendNot Available

    COSMOS 839 DEB & QIANFAN-203 Miss Distance (Miss Distance) Trend

    COSMOS 839 DEB & QIANFAN-203 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 839 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-203Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 839 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-203Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 839 DEB

    No nearby objects data