Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.407548E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T23:33:12+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 34346
    NORAD ID 34346
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    Name ZY 1
    AOE ID 38038
    NORAD ID 38038
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2251 DEB ZY 1
    Time of Closest Approach 2026-10-22T06:58:00+0000
    Collision Probability (Pc) 1.407548E-6
    Conjunction Distance (km) 2.773 km
    Relative Speed (km/s) 13.5 km/s
    Conjunction Risk Parameters R (Radial): -2.502 | I (In-track): 0.539 | C (Cross-track): 1.068
    Collision Risk Index (CRI) 0.38
    X Position (km) 1711.636 1711.524
    Position Y (km) 1008.45 1009.152
    Position Z (km) -6866.727 -6864.047
    Velocity X (km/s) -4.518 7.244
    Velocity Y (km/s) 6.008 -0.279
    Velocity Z (km/s) -0.326 1.766

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB ZY 1
    Semimajor Axis (a) 7269.792 km 7142.279 km
    Eccentricity (e) 0.020550 0.000531
    Inclination (i) 73.9928° 98.3937°
    RAAN 131.6666° 357.9143°
    Perigee Argument 241.1704° 298.6024°
    Mean Anomaly (M) 271.9327° 149.1378°
    Apogee 1041.053 km 767.933 km
    Perigee 742.257 km 760.351 km
    Orbit Epoch 2026-10-19T23:34:17+0000 2026-10-20T07:18:29+0000

    COSMOS 2251 DEB & ZY 1 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & ZY 1 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & ZY 1 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & ZY 1 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ZY 1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ZY 1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data