Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.581244E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T16:50:21+0800
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    1 Object 1

    AOE ID 36385
    NORAD ID 36385
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    Name YAM-16
    AOE ID 68992
    NORAD ID 68992
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB YAM-16
    Time of Closest Approach 2026-09-15T03:26:56+0000
    Collision Probability (Pc) 2.581244E-6
    Conjunction Distance (km) 2.095 km
    Relative Speed (km/s) 15.11 km/s
    Conjunction Risk Parameters R (Radial): 1.549 | I (In-track): -0.127 | C (Cross-track): -1.404
    Collision Risk Index (CRI) 0.43
    X Position (km) 6137.269 6136.543
    Position Y (km) -2738.158 -2736.331
    Position Z (km) 1854.004 1853.282
    Velocity X (km/s) -0.964 1.398
    Velocity Y (km/s) 2.808 -1.778
    Velocity Z (km/s) 6.982 -7.22

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB YAM-16
    Semimajor Axis (a) 7013.759 km 6970.908 km
    Eccentricity (e) 0.012800 0.000271
    Inclination (i) 73.9694° 97.7243°
    RAAN 333.2803° 152.6749°
    Perigee Argument 80.4966° 181.1478°
    Mean Anomaly (M) 281.0648° 178.9735°
    Apogee 725.397 km 594.661 km
    Perigee 545.847 km 590.881 km
    Orbit Epoch 2026-09-14T04:38:04+0000 2026-09-13T23:20:44+0000

    COSMOS 2251 DEB & YAM-16 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & YAM-16 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & YAM-16 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & YAM-16 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAM-16Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAM-16Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data