Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.934234E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:33:57+0800
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    1 Object 1

    AOE ID 33826
    NORAD ID 33826
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 43926
    NORAD ID 43926
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB IRIDIUM 169
    Time of Closest Approach 2026-10-29T09:33:01+0000
    Collision Probability (Pc) 1.934234E-5
    Conjunction Distance (km) 1.099 km
    Relative Speed (km/s) 14.54 km/s
    Conjunction Risk Parameters R (Radial): 1.094 | I (In-track): -0.01 | C (Cross-track): -0.1
    Collision Risk Index (CRI) 0.61
    X Position (km) -4940.087 -4939.377
    Position Y (km) 2630.215 2629.723
    Position Z (km) -4449.23 -4448.552
    Velocity X (km/s) -5.038 3.804
    Velocity Y (km/s) -0.271 -2.699
    Velocity Z (km/s) 5.458 -5.826

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB IRIDIUM 169
    Semimajor Axis (a) 7086.790 km 7141.228 km
    Eccentricity (e) 0.008184 0.000196
    Inclination (i) 74.0635° 86.4222°
    RAAN 169.4460° 330.0952°
    Perigee Argument 133.4085° 98.6078°
    Mean Anomaly (M) 17.9651° 261.5343°
    Apogee 766.649 km 764.492 km
    Perigee 650.657 km 761.690 km
    Orbit Epoch 2026-10-27T02:19:52+0000 2026-10-27T01:27:00+0000

    COSMOS 2251 DEB & IRIDIUM 169 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & IRIDIUM 169 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & IRIDIUM 169 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & IRIDIUM 169 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 169Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 169Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data