Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.029715E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T04:16:47+0800
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    1 Object 1

    AOE ID 34949
    NORAD ID 34949
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    Name DAQI-2
    AOE ID 68760
    NORAD ID 68760
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2251 DEB DAQI-2
    Time of Closest Approach 2026-10-21T21:47:23+0000
    Collision Probability (Pc) 9.029715E-6
    Conjunction Distance (km) 1.367 km
    Relative Speed (km/s) 14.509 km/s
    Conjunction Risk Parameters R (Radial): -0.184 | I (In-track): 0.332 | C (Cross-track): 1.314
    Collision Risk Index (CRI) 0.54
    X Position (km) 2320.728 2320.153
    Position Y (km) -634.722 -633.488
    Position Z (km) 6648.307 6648.429
    Velocity X (km/s) 5.579 -7.009
    Velocity Y (km/s) 4.75 -1.381
    Velocity Z (km/s) -1.491 2.31

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB DAQI-2
    Semimajor Axis (a) 7022.022 km 7079.039 km
    Eccentricity (e) 0.007891 0.000305
    Inclination (i) 74.0178° 98.2767°
    RAAN 220.4275° 6.7361°
    Perigee Argument 285.5749° 81.5247°
    Mean Anomaly (M) 73.6724° 278.6297°
    Apogee 699.295 km 703.059 km
    Perigee 588.475 km 698.745 km
    Orbit Epoch 2026-10-20T04:38:30+0000 2026-10-20T04:16:27+0000

    COSMOS 2251 DEB & DAQI-2 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & DAQI-2 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & DAQI-2 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & DAQI-2 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DAQI-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    DAQI-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data