Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.415416E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T03:03:52+0800
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    1 Object 1

    AOE ID 3757
    NORAD ID 3757
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 61664
    NORAD ID 61664
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 249 DEB STARLINK-32301
    Time of Closest Approach 2026-09-03T04:18:17+0000
    Collision Probability (Pc) 6.415416E-7
    Conjunction Distance (km) 2.684 km
    Relative Speed (km/s) 2.98 km/s
    Conjunction Risk Parameters R (Radial): 2.617 | I (In-track): 0.585 | C (Cross-track): 0.114
    Collision Risk Index (CRI) 0.31
    X Position (km) -867.343 -868.219
    Position Y (km) 4292.179 4293.957
    Position Z (km) 5252.955 5254.764
    Velocity X (km/s) -6.388 -7.417
    Velocity Y (km/s) 2.825 0.598
    Velocity Z (km/s) -3.399 -1.709

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 249 DEB STARLINK-32301
    Semimajor Axis (a) 7093.502 km 6848.823 km
    Eccentricity (e) 0.035341 0.000108
    Inclination (i) 61.9739° 53.1608°
    RAAN 323.4354° 351.9602°
    Perigee Argument 126.3821° 92.2515°
    Mean Anomaly (M) 237.0403° 267.8611°
    Apogee 966.058 km 471.430 km
    Perigee 464.672 km 469.942 km
    Orbit Epoch 2026-09-02T11:15:20+0000 2026-09-01T18:57:26+0000

    COSMOS 249 DEB & STARLINK-32301 Collision Probability (Pc) Trend

    COSMOS 249 DEB & STARLINK-32301 Collision Probability (Pc) TrendNot Available

    COSMOS 249 DEB & STARLINK-32301 Miss Distance (Miss Distance) Trend

    COSMOS 249 DEB & STARLINK-32301 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 249 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32301Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 249 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32301Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 249 DEB

    No nearby objects data