Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.069415E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T16:28:43+0800
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    1 Object 1

    AOE ID 12388
    NORAD ID 12388
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 17815
    NORAD ID 17815
    Object Type DEBRIS
    Country
    FR FR

    Conjunction Constraints

    Parameter COSMOS 1263 ARIANE 1 DEB
    Time of Closest Approach 2026-10-31T18:58:12+0000
    Collision Probability (Pc) 1.069415E-5
    Conjunction Distance (km) 1.311 km
    Relative Speed (km/s) 15.02 km/s
    Conjunction Risk Parameters R (Radial): -0.136 | I (In-track): -0.032 | C (Cross-track): -1.302
    Collision Risk Index (CRI) 0.56
    X Position (km) -188.136 -189.402
    Position Y (km) -3119.994 -3120.33
    Position Z (km) 6371.75 6371.7
    Velocity X (km/s) 1.718 -2.045
    Velocity Y (km/s) -6.777 6.509
    Velocity Z (km/s) -2.786 3.122

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1263 ARIANE 1 DEB
    Semimajor Axis (a) 7166.401 km 7122.594 km
    Eccentricity (e) 0.057306 0.002692
    Inclination (i) 82.8541° 98.2170°
    RAAN 101.8468° 282.7857°
    Perigee Argument 32.5077° 62.7161°
    Mean Anomaly (M) 331.0071° 4.5446°
    Apogee 1198.942 km 763.634 km
    Perigee 377.586 km 725.280 km
    Orbit Epoch 2026-10-31T05:03:19+0000 2026-10-30T21:21:53+0000

    COSMOS 1263 & ARIANE 1 DEB Collision Probability (Pc) Trend

    COSMOS 1263 & ARIANE 1 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 1263 & ARIANE 1 DEB Miss Distance (Miss Distance) Trend

    COSMOS 1263 & ARIANE 1 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1263Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ARIANE 1 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1263Collision Probability Trend

    Object 1 Probability TrendNot Available

    ARIANE 1 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1263

    No nearby objects data