Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.765276E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T08:48:53+0800
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    1 Object 1

    AOE ID 34006
    NORAD ID 34006
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 57884
    NORAD ID 57884
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-30340
    Time of Closest Approach 2026-10-20T11:09:13+0000
    Collision Probability (Pc) 4.765276E-6
    Conjunction Distance (km) 1.587 km
    Relative Speed (km/s) 11.668 km/s
    Conjunction Risk Parameters R (Radial): -0.934 | I (In-track): -0.833 | C (Cross-track): 0.975
    Collision Risk Index (CRI) 0.49
    X Position (km) -3625.85 -3626.442
    Position Y (km) -4442.417 -4441.255
    Position Z (km) 3761.157 3760.254
    Velocity X (km/s) 4.444 3.883
    Velocity Y (km/s) 1.484 -5.793
    Velocity Z (km/s) 6.014 -3.089

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-30340
    Semimajor Axis (a) 6858.135 km 6861.198 km
    Eccentricity (e) 0.000643 0.000139
    Inclination (i) 74.0502° 43.0016°
    RAAN 224.6433° 106.3367°
    Perigee Argument 182.8614° 269.0423°
    Mean Anomaly (M) 327.5896° 91.0269°
    Apogee 484.406 km 484.017 km
    Perigee 475.590 km 482.105 km
    Orbit Epoch 2026-10-18T06:15:42+0000 2026-10-18T13:05:39+0000

    COSMOS 2251 DEB & STARLINK-30340 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-30340 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-30340 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-30340 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30340Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30340Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data