Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.392042E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T16:18:01+0800
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    1 Object 1

    Name ATHENA
    AOE ID 46275
    NORAD ID 46275
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61747
    NORAD ID 61747
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter ATHENA POLYTECH UNIVERSE-4
    Time of Closest Approach 2026-10-27T14:37:44+0000
    Collision Probability (Pc) 1.392042E-6
    Conjunction Distance (km) 2.939 km
    Relative Speed (km/s) 15.157 km/s
    Conjunction Risk Parameters R (Radial): 1.382 | I (In-track): 0.409 | C (Cross-track): 2.562
    Collision Risk Index (CRI) 0.38
    X Position (km) 5615.772 5616.896
    Position Y (km) -22.196 -24.794
    Position Z (km) 3807.797 3808.587
    Velocity X (km/s) -4.267 4.257
    Velocity Y (km/s) -1.14 -1.192
    Velocity Z (km/s) 6.266 -6.266

    Orbital Parameters 国际轨道数据源

    Parameter ATHENA POLYTECH UNIVERSE-4
    Semimajor Axis (a) 6787.710 km 6794.426 km
    Eccentricity (e) 0.000155 0.000865
    Inclination (i) 97.1781° 97.2758°
    RAAN 3.8320° 174.0992°
    Perigee Argument 96.4150° 144.4616°
    Mean Anomaly (M) 263.7279° 215.7213°
    Apogee 410.624 km 422.165 km
    Perigee 408.522 km 410.413 km
    Orbit Epoch 2026-10-26T18:22:15+0000 2026-10-26T22:30:41+0000

    ATHENA & POLYTECH UNIVERSE-4 Collision Probability (Pc) Trend

    ATHENA & POLYTECH UNIVERSE-4 Collision Probability (Pc) TrendNot Available

    ATHENA & POLYTECH UNIVERSE-4 Miss Distance (Miss Distance) Trend

    ATHENA & POLYTECH UNIVERSE-4 Miss Distance (Miss Distance) TrendNot Available

    ATHENAMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    POLYTECH UNIVERSE-4Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATHENACollision Probability Trend

    Object 1 Probability TrendNot Available

    POLYTECH UNIVERSE-4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATHENA

    No nearby objects data