Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.066196E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T09:20:40+0800
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    1 Object 1

    AOE ID 34477
    NORAD ID 34477
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 35681
    NORAD ID 35681
    Object Type PAYLOAD
    Country
    ES ES

    Conjunction Constraints

    Parameter COSMOS 2251 DEB DEIMOS 1
    Time of Closest Approach 2026-10-31T02:13:16+0000
    Collision Probability (Pc) 1.066196E-6
    Conjunction Distance (km) 2.989 km
    Relative Speed (km/s) 9.828 km/s
    Conjunction Risk Parameters R (Radial): 0.592 | I (In-track): 2.211 | C (Cross-track): 1.923
    Collision Risk Index (CRI) 0.36
    X Position (km) -1106.524 -1108.606
    Position Y (km) 2027.864 2029.976
    Position Z (km) -6640.353 -6639.987
    Velocity X (km/s) -7.419 -0.393
    Velocity Y (km/s) 0.35 7.161
    Velocity Z (km/s) 1.347 2.256

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB DEIMOS 1
    Semimajor Axis (a) 7076.311 km 7022.174 km
    Eccentricity (e) 0.007432 0.000266
    Inclination (i) 73.9765° 97.7583°
    RAAN 175.5772° 95.0921°
    Perigee Argument 285.1167° 98.7463°
    Mean Anomaly (M) 129.2355° 261.4048°
    Apogee 750.764 km 645.905 km
    Perigee 645.584 km 642.169 km
    Orbit Epoch 2026-10-30T10:22:11+0000 2026-10-30T13:31:38+0000

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

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

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

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

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DEIMOS 1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    DEIMOS 1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data