Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.720737E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T09:27:26+0800
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    1 Object 1

    AOE ID 27884
    NORAD ID 27884
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 60991
    NORAD ID 60991
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 917 DEB STARLINK-11289
    Time of Closest Approach 2026-11-06T14:52:32+0000
    Collision Probability (Pc) 7.720737E-7
    Conjunction Distance (km) 2.503 km
    Relative Speed (km/s) 3.509 km/s
    Conjunction Risk Parameters R (Radial): -0.614 | I (In-track): 1.303 | C (Cross-track): -2.046
    Collision Risk Index (CRI) 0.33
    X Position (km) -3186.287 -3184.705
    Position Y (km) -3175.117 -3176.832
    Position Z (km) 5004.769 5003.862
    Velocity X (km/s) 9.364 6.67
    Velocity Y (km/s) -1.38 -3.103
    Velocity Z (km/s) 3.714 2.27

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 917 DEB STARLINK-11289
    Semimajor Axis (a) 26422.359 km 6737.639 km
    Eccentricity (e) 0.747412 0.000125
    Inclination (i) 59.8990° 53.1568°
    RAAN 185.2527° 184.4856°
    Perigee Argument 72.6317° 55.2087°
    Mean Anomaly (M) 351.0400° 304.9048°
    Apogee 39792.619 km 360.347 km
    Perigee 295.825 km 358.657 km
    Orbit Epoch 2026-11-03T15:23:09+0000 2026-11-03T08:40:28+0000

    COSMOS 917 DEB & STARLINK-11289 Collision Probability (Pc) Trend

    COSMOS 917 DEB & STARLINK-11289 Collision Probability (Pc) TrendNot Available

    COSMOS 917 DEB & STARLINK-11289 Miss Distance (Miss Distance) Trend

    COSMOS 917 DEB & STARLINK-11289 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 917 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11289Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 917 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11289Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 917 DEB

    No nearby objects data