Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.596421E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T04:11:34+0800
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    1 Object 1

    AOE ID 33785
    NORAD ID 33785
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 63304
    NORAD ID 63304
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter COSMOS 2251 DEB KINEIS-4B
    Time of Closest Approach 2026-10-21T21:08:21+0000
    Collision Probability (Pc) 1.596421E-6
    Conjunction Distance (km) 2.474 km
    Relative Speed (km/s) 12.209 km/s
    Conjunction Risk Parameters R (Radial): 2.45 | I (In-track): 0.208 | C (Cross-track): 0.27
    Collision Risk Index (CRI) 0.39
    X Position (km) 212.297 212.248
    Position Y (km) 1978.63 1979.624
    Position Z (km) -6746.964 -6749.228
    Velocity X (km/s) -7.204 4.316
    Velocity Y (km/s) 2.1 5.869
    Velocity Z (km/s) 0.399 1.855

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB KINEIS-4B
    Semimajor Axis (a) 7020.699 km 7031.865 km
    Eccentricity (e) 0.001596 0.000437
    Inclination (i) 73.8638° 97.9264°
    RAAN 166.3922° 54.3855°
    Perigee Argument 44.2135° 250.1577°
    Mean Anomaly (M) 105.9849° 109.9160°
    Apogee 653.768 km 656.799 km
    Perigee 631.356 km 650.657 km
    Orbit Epoch 2026-10-20T02:17:04+0000 2026-10-20T12:51:37+0000

    COSMOS 2251 DEB & KINEIS-4B Collision Probability (Pc) Trend

    COSMOS 2251 DEB & KINEIS-4B Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & KINEIS-4B Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & KINEIS-4B Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KINEIS-4BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KINEIS-4BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data