Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.099241E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-03T08:48:42+0800
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    1 Object 1

    AOE ID 24948
    NORAD ID 24948
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 35434
    NORAD ID 35434
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter IRIDIUM 28 COSMOS 2251 DEB
    Time of Closest Approach 2026-11-04T15:15:41+0000
    Collision Probability (Pc) 1.099241E-6
    Conjunction Distance (km) 2.527 km
    Relative Speed (km/s) 6.856 km/s
    Conjunction Risk Parameters R (Radial): 1.678 | I (In-track): -1.685 | C (Cross-track): 0.855
    Collision Risk Index (CRI) 0.36
    X Position (km) 272.125 270.831
    Position Y (km) -2124.068 -2123.328
    Position Z (km) -6824.608 -6826.648
    Velocity X (km/s) 2.439 7.168
    Velocity Y (km/s) -6.698 -1.895
    Velocity Z (km/s) 2.183 0.931

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 28 COSMOS 2251 DEB
    Semimajor Axis (a) 7144.037 km 7181.639 km
    Eccentricity (e) 0.000182 0.008714
    Inclination (i) 86.3913° 74.0415°
    RAAN 289.8056° 349.9460°
    Perigee Argument 100.2214° 342.0542°
    Mean Anomaly (M) 259.9190° 17.7533°
    Apogee 767.201 km 866.082 km
    Perigee 764.599 km 740.922 km
    Orbit Epoch 2026-11-02T11:49:14+0000 2026-10-31T20:45:21+0000

    IRIDIUM 28 & COSMOS 2251 DEB Collision Probability (Pc) Trend

    IRIDIUM 28 & COSMOS 2251 DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 28 & COSMOS 2251 DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 28 & COSMOS 2251 DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 28Miss 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

    IRIDIUM 28Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 28

    No nearby objects data