Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.081071E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T06:44:13+0800
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    1 Object 1

    AOE ID 34755
    NORAD ID 34755
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 69087
    NORAD ID 69087
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2251 DEB QIANFAN-141
    Time of Closest Approach 2026-10-23T06:45:11+0000
    Collision Probability (Pc) 2.081071E-6
    Conjunction Distance (km) 2.276 km
    Relative Speed (km/s) 14.463 km/s
    Conjunction Risk Parameters R (Radial): 0.256 | I (In-track): 0.355 | C (Cross-track): -2.233
    Collision Risk Index (CRI) 0.41
    X Position (km) -6156.964 -6158.417
    Position Y (km) 3831.915 3830.178
    Position Z (km) 1693.02 1692.791
    Velocity X (km/s) 0.506 -1.491
    Velocity Y (km/s) -2.763 0.771
    Velocity Z (km/s) 6.758 -7.123

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB QIANFAN-141
    Semimajor Axis (a) 7446.589 km 7446.630 km
    Eccentricity (e) 0.040479 0.000246
    Inclination (i) 73.9219° 88.9843°
    RAAN 146.2234° 328.4299°
    Perigee Argument 108.2783° 93.1508°
    Mean Anomaly (M) 41.5039° 266.9924°
    Apogee 1369.884 km 1070.323 km
    Perigee 767.020 km 1066.663 km
    Orbit Epoch 2026-10-22T01:11:29+0000 2026-10-22T13:56:00+0000

    COSMOS 2251 DEB & QIANFAN-141 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & QIANFAN-141 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & QIANFAN-141 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & QIANFAN-141 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-141Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-141Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data