Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.58431E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T19:40:02+0800
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    1 Object 1

    AOE ID 34451
    NORAD ID 34451
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 47932
    NORAD ID 47932
    Object Type PAYLOAD
    Country
    KR KR

    Conjunction Constraints

    Parameter COSMOS 2251 DEB CAS500-1
    Time of Closest Approach 2026-10-22T09:49:31+0000
    Collision Probability (Pc) 7.58431E-5
    Conjunction Distance (km) 0.558 km
    Relative Speed (km/s) 4.547 km/s
    Conjunction Risk Parameters R (Radial): 0.111 | I (In-track): -0.521 | C (Cross-track): 0.166
    Collision Risk Index (CRI) 0.73
    X Position (km) 4674.088 4674.562
    Position Y (km) -8.662 -8.723
    Position Z (km) -5059.372 -5059.084
    Velocity X (km/s) -5.087 -5.483
    Velocity Y (km/s) 3.089 -1.427
    Velocity Z (km/s) -4.725 -5.069

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB CAS500-1
    Semimajor Axis (a) 6877.509 km 6883.523 km
    Eccentricity (e) 0.001837 0.000435
    Inclination (i) 74.0383° 97.3723°
    RAAN 167.7364° 185.5914°
    Perigee Argument 122.6470° 192.9779°
    Mean Anomaly (M) 237.6503° 167.1346°
    Apogee 512.005 km 508.381 km
    Perigee 486.739 km 502.391 km
    Orbit Epoch 2026-10-19T14:34:38+0000 2026-10-19T23:57:16+0000

    COSMOS 2251 DEB & CAS500-1 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & CAS500-1 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & CAS500-1 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & CAS500-1 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CAS500-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    CAS500-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data