Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.02386E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T02:10:30+0800
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    1 Object 1

    Name ALICE
    AOE ID 39467
    NORAD ID 39467
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67134
    NORAD ID 67134
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ALICE KUIPER-00164
    Time of Closest Approach 2026-09-02T19:19:04+0000
    Collision Probability (Pc) 1.02386E-5
    Conjunction Distance (km) 1.309 km
    Relative Speed (km/s) 14.014 km/s
    Conjunction Risk Parameters R (Radial): -0.087 | I (In-track): 0.479 | C (Cross-track): 1.215
    Collision Risk Index (CRI) 0.55
    X Position (km) 1020.777 1020.236
    Position Y (km) -4238.605 -4237.774
    Position Z (km) -5492.629 -5493.482
    Velocity X (km/s) -5.152 7.436
    Velocity Y (km/s) -4.677 1.076
    Velocity Z (km/s) 2.753 0.552

    Orbital Parameters 国际轨道数据源

    Parameter ALICE KUIPER-00164
    Semimajor Axis (a) 6914.302 km 7007.641 km
    Eccentricity (e) 0.017032 0.000052
    Inclination (i) 120.4633° 51.9034°
    RAAN 232.1944° 8.1486°
    Perigee Argument 76.4180° 92.5138°
    Mean Anomaly (M) 285.5799° 267.5884°
    Apogee 653.933 km 629.868 km
    Perigee 418.397 km 629.140 km
    Orbit Epoch 2026-09-01T21:21:45+0000 2026-09-02T01:52:18+0000

    ALICE & KUIPER-00164 Collision Probability (Pc) Trend

    ALICE & KUIPER-00164 Collision Probability (Pc) TrendNot Available

    ALICE & KUIPER-00164 Miss Distance (Miss Distance) Trend

    ALICE & KUIPER-00164 Miss Distance (Miss Distance) TrendNot Available

    ALICEMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00164Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ALICECollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00164Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ALICE

    No nearby objects data