Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.227825E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T12:50:06+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 59587
    NORAD ID 59587
    Object Type PAYLOAD
    Country
    KR KR

    Conjunction Constraints

    Parameter COSMOS 1328 NEONSAT-1
    Time of Closest Approach 2026-09-13T14:06:05+0000
    Collision Probability (Pc) 1.227825E-5
    Conjunction Distance (km) 1.263 km
    Relative Speed (km/s) 15.247 km/s
    Conjunction Risk Parameters R (Radial): 0.165 | I (In-track): -0.03 | C (Cross-track): -1.251
    Collision Risk Index (CRI) 0.57
    X Position (km) 808.546 808.149
    Position Y (km) 643.914 642.76
    Position Z (km) -6757.353 -6757.676
    Velocity X (km/s) -7.071 7.152
    Velocity Y (km/s) 2.8 -2.56
    Velocity Z (km/s) -0.583 0.614

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1328 NEONSAT-1
    Semimajor Axis (a) 6832.733 km 6822.980 km
    Eccentricity (e) 0.000799 0.000919
    Inclination (i) 82.4925° 97.3458°
    RAAN 161.8806° 338.2431°
    Perigee Argument 233.3389° 85.2900°
    Mean Anomaly (M) 126.7121° 274.9395°
    Apogee 460.059 km 451.112 km
    Perigee 449.133 km 438.574 km
    Orbit Epoch 2026-09-10T17:46:08+0000 2026-09-10T22:33:12+0000

    COSMOS 1328 & NEONSAT-1 Collision Probability (Pc) Trend

    COSMOS 1328 & NEONSAT-1 Collision Probability (Pc) TrendNot Available

    COSMOS 1328 & NEONSAT-1 Miss Distance (Miss Distance) Trend

    COSMOS 1328 & NEONSAT-1 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1328Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NEONSAT-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1328Collision Probability Trend

    Object 1 Probability TrendNot Available

    NEONSAT-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1328

    No nearby objects data