Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.248245E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:38:45+0800
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    1 Object 1

    AOE ID 33762
    NORAD ID 33762
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 41918
    NORAD ID 41918
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB IRIDIUM 103
    Time of Closest Approach 2026-09-16T06:09:11+0000
    Collision Probability (Pc) 2.248245E-6
    Conjunction Distance (km) 2.101 km
    Relative Speed (km/s) 12.225 km/s
    Conjunction Risk Parameters R (Radial): 0.617 | I (In-track): 1.145 | C (Cross-track): -1.649
    Collision Risk Index (CRI) 0.42
    X Position (km) 1777.721 1778.16
    Position Y (km) 1477.397 1475.37
    Position Z (km) -6782.183 -6781.857
    Velocity X (km/s) -6.89 4.394
    Velocity Y (km/s) 2.533 5.534
    Velocity Z (km/s) -1.266 2.357

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB IRIDIUM 103
    Semimajor Axis (a) 7157.418 km 7155.808 km
    Eccentricity (e) 0.001503 0.000219
    Inclination (i) 74.0425° 86.3940°
    RAAN 164.5895° 50.6941°
    Perigee Argument 167.1783° 89.3858°
    Mean Anomaly (M) 343.7163° 270.7589°
    Apogee 790.039 km 779.239 km
    Perigee 768.523 km 776.103 km
    Orbit Epoch 2026-09-15T04:31:39+0000 2026-09-15T10:23:34+0000

    COSMOS 2251 DEB & IRIDIUM 103 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & IRIDIUM 103 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & IRIDIUM 103 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & IRIDIUM 103 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 103Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 103Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data