Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.003075E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-03T18:01:26+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 2680
    NORAD ID 2680
    Object Type PAYLOAD
    Country
    FR FR
    ← VS →

    2 Object 2

    AOE ID 35793
    NORAD ID 35793
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter DIADEME 2 COSMOS 2251 DEB
    Time of Closest Approach 2026-11-04T19:46:14+0000
    Collision Probability (Pc) 1.003075E-6
    Conjunction Distance (km) 2.771 km
    Relative Speed (km/s) 7.447 km/s
    Conjunction Risk Parameters R (Radial): -0.966 | I (In-track): -2.251 | C (Cross-track): 1.293
    Collision Risk Index (CRI) 0.35
    X Position (km) 2771.843 2769.247
    Position Y (km) -4758.848 -4758.254
    Position Z (km) 4291.966 4292.729
    Velocity X (km/s) 7.013 4.474
    Velocity Y (km/s) 3.137 -2.446
    Velocity Z (km/s) -1.359 -5.581

    Orbital Parameters 国际轨道数据源

    Parameter DIADEME 2 COSMOS 2251 DEB
    Semimajor Axis (a) 7478.948 km 6988.851 km
    Eccentricity (e) 0.070015 0.000625
    Inclination (i) 39.4364° 74.0366°
    RAAN 200.7264° 140.1948°
    Perigee Argument 114.8349° 138.1707°
    Mean Anomaly (M) 252.6817° 340.1220°
    Apogee 1624.450 km 615.085 km
    Perigee 577.172 km 606.343 km
    Orbit Epoch 2026-11-02T19:03:22+0000 2026-11-01T06:02:05+0000

    DIADEME 2 & COSMOS 2251 DEB Collision Probability (Pc) Trend

    DIADEME 2 & COSMOS 2251 DEB Collision Probability (Pc) TrendNot Available

    DIADEME 2 & COSMOS 2251 DEB Miss Distance (Miss Distance) Trend

    DIADEME 2 & COSMOS 2251 DEB Miss Distance (Miss Distance) TrendNot Available

    DIADEME 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DIADEME 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DIADEME 2

    No nearby objects data