Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.803813E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T18:42:01+0800
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    1 Object 1

    AOE ID 33821
    NORAD ID 33821
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 64919
    NORAD ID 64919
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-34599
    Time of Closest Approach 2026-09-07T15:37:58+0000
    Collision Probability (Pc) 4.803813E-6
    Conjunction Distance (km) 1.461 km
    Relative Speed (km/s) 7.967 km/s
    Conjunction Risk Parameters R (Radial): 1.399 | I (In-track): 0.36 | C (Cross-track): -0.216
    Collision Risk Index (CRI) 0.49
    X Position (km) 2545.725 2546.417
    Position Y (km) -3211.556 -3211.854
    Position Z (km) 5465.482 5466.733
    Velocity X (km/s) -0.625 6.002
    Velocity Y (km/s) 6.422 4.726
    Velocity Z (km/s) 4.064 -0.019

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-34599
    Semimajor Axis (a) 6813.667 km 6840.838 km
    Eccentricity (e) 0.003535 0.000141
    Inclination (i) 74.0227° 53.1582°
    RAAN 291.3137° 229.4542°
    Perigee Argument 257.3485° 81.1972°
    Mean Anomaly (M) 102.3772° 278.9191°
    Apogee 459.615 km 463.669 km
    Perigee 411.445 km 461.733 km
    Orbit Epoch 2026-09-05T04:16:53+0000 2026-09-05T05:24:07+0000

    COSMOS 2251 DEB & STARLINK-34599 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-34599 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-34599 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-34599 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34599Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34599Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data