Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.625399E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T05:05:27+0800
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    1 Object 1

    AOE ID 12321
    NORAD ID 12321
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 82912
    NORAD ID 82912
    Object Type UNKNOWN
    Country

    Conjunction Constraints

    Parameter COSMOS 1251 TBA - TO BE ASSIGNED
    Time of Closest Approach 2026-09-15T08:23:01+0000
    Collision Probability (Pc) 1.625399E-6
    Conjunction Distance (km) 1.955 km
    Relative Speed (km/s) 5.425 km/s
    Conjunction Risk Parameters R (Radial): 1.822 | I (In-track): -0.56 | C (Cross-track): -0.43
    Collision Risk Index (CRI) 0.39
    X Position (km) -3075.756 -3076.378
    Position Y (km) 935.675 936.591
    Position Z (km) -7150.86 -7152.47
    Velocity X (km/s) 3.222 -1.913
    Velocity Y (km/s) -5.972 -6.686
    Velocity Z (km/s) -2.138 -0.542

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1251 TBA - TO BE ASSIGNED
    Semimajor Axis (a) 7815.598 km 7527.990 km
    Eccentricity (e) 0.004437 0.075743
    Inclination (i) 74.0300° 65.8325°
    RAAN 305.9290° 262.0680°
    Perigee Argument 15.4467° 143.7278°
    Mean Anomaly (M) 55.0003° 221.7656°
    Apogee 1472.137 km 1720.043 km
    Perigee 1402.785 km 579.663 km
    Orbit Epoch 2026-09-13T13:23:04+0000 2026-09-12T17:42:09+0000

    COSMOS 1251 & TBA - TO BE ASSIGNED Collision Probability (Pc) Trend

    COSMOS 1251 & TBA - TO BE ASSIGNED Collision Probability (Pc) TrendNot Available

    COSMOS 1251 & TBA - TO BE ASSIGNED Miss Distance (Miss Distance) Trend

    COSMOS 1251 & TBA - TO BE ASSIGNED Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1251Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TBA - TO BE ASSIGNEDMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1251Collision Probability Trend

    Object 1 Probability TrendNot Available

    TBA - TO BE ASSIGNEDCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1251

    No nearby objects data