Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.358943E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T15:36:11+0800
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    1 Object 1

    AOE ID 34681
    NORAD ID 34681
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 38008
    NORAD ID 38008
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter COSMOS 2251 DEB ELISA E24
    Time of Closest Approach 2026-09-15T23:38:43+0000
    Collision Probability (Pc) 1.358943E-6
    Conjunction Distance (km) 2.991 km
    Relative Speed (km/s) 15.084 km/s
    Conjunction Risk Parameters R (Radial): 0.966 | I (In-track): -0.226 | C (Cross-track): 2.822
    Collision Risk Index (CRI) 0.38
    X Position (km) 473.346 476.02
    Position Y (km) -6577.879 -6576.567
    Position Z (km) 2270.992 2271.265
    Velocity X (km/s) 2.362 -1.238
    Velocity Y (km/s) -2.217 2.365
    Velocity Z (km/s) -6.837 7.076

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB ELISA E24
    Semimajor Axis (a) 6981.506 km 6974.570 km
    Eccentricity (e) 0.002289 0.000172
    Inclination (i) 74.0587° 97.6515°
    RAAN 105.1357° 274.8397°
    Perigee Argument 99.5626° 71.1041°
    Mean Anomaly (M) 18.7336° 289.0364°
    Apogee 619.353 km 597.635 km
    Perigee 587.385 km 595.231 km
    Orbit Epoch 2026-09-13T06:55:40+0000 2026-09-13T23:13:24+0000

    COSMOS 2251 DEB & ELISA E24 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & ELISA E24 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & ELISA E24 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & ELISA E24 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ELISA E24Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ELISA E24Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data