Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.766183E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T12:10:59+0800
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    1 Object 1

    AOE ID 12987
    NORAD ID 12987
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 58772
    NORAD ID 58772
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1328 STARLINK-31136
    Time of Closest Approach 2026-09-06T03:23:13+0000
    Collision Probability (Pc) 3.766183E-6
    Conjunction Distance (km) 1.66 km
    Relative Speed (km/s) 10.073 km/s
    Conjunction Risk Parameters R (Radial): 1.569 | I (In-track): -0.4 | C (Cross-track): -0.362
    Collision Risk Index (CRI) 0.47
    X Position (km) 3773.027 3773.49
    Position Y (km) -1640.013 -1640.695
    Position Z (km) 5453.734 5455.174
    Velocity X (km/s) 6.12 2.542
    Velocity Y (km/s) -0.853 7.192
    Velocity Z (km/s) -4.486 0.404

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1328 STARLINK-31136
    Semimajor Axis (a) 6833.052 km 6840.867 km
    Eccentricity (e) 0.000771 0.000105
    Inclination (i) 82.4917° 53.1600°
    RAAN 169.5253° 265.3707°
    Perigee Argument 266.9440° 79.7957°
    Mean Anomaly (M) 93.0922° 280.3165°
    Apogee 460.187 km 463.452 km
    Perigee 449.643 km 462.008 km
    Orbit Epoch 2026-09-03T06:05:27+0000 2026-09-03T10:55:11+0000

    COSMOS 1328 & STARLINK-31136 Collision Probability (Pc) Trend

    COSMOS 1328 & STARLINK-31136 Collision Probability (Pc) TrendNot Available

    COSMOS 1328 & STARLINK-31136 Miss Distance (Miss Distance) Trend

    COSMOS 1328 & STARLINK-31136 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1328Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31136Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1328Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31136Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1328

    No nearby objects data