Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.428028E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T22:13:38+0800
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    1 Object 1

    Name SEEDS
    AOE ID 32791
    NORAD ID 32791
    Object Type PAYLOAD
    Country
    JP JP
    VS

    2 Object 2

    AOE ID 49415
    NORAD ID 49415
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SEEDS STARLINK-3159
    Time of Closest Approach 2026-09-11T21:20:31+0000
    Collision Probability (Pc) 1.428028E-6
    Conjunction Distance (km) 2.843 km
    Relative Speed (km/s) 14.69 km/s
    Conjunction Risk Parameters R (Radial): 2.706 | I (In-track): -0.242 | C (Cross-track): 0.836
    Collision Risk Index (CRI) 0.38
    X Position (km) -1749.562 -1751.053
    Position Y (km) -6089.45 -6091.773
    Position Z (km) 2565.109 2565.79
    Velocity X (km/s) -0.282 4.141
    Velocity Y (km/s) 3.043 -3.473
    Velocity Z (km/s) 7.002 -5.397

    Orbital Parameters 国际轨道数据源

    Parameter SEEDS STARLINK-3159
    Semimajor Axis (a) 6837.728 km 6840.886 km
    Eccentricity (e) 0.000345 0.000121
    Inclination (i) 97.7561° 53.1598°
    RAAN 256.4434° 96.0225°
    Perigee Argument 48.9916° 92.3843°
    Mean Anomaly (M) 311.1624° 267.7298°
    Apogee 461.948 km 463.578 km
    Perigee 457.234 km 461.920 km
    Orbit Epoch 2026-09-11T05:36:18+0000 2026-09-10T22:47:50+0000

    SEEDS & STARLINK-3159 Collision Probability (Pc) Trend

    SEEDS & STARLINK-3159 Collision Probability (Pc) TrendNot Available

    SEEDS & STARLINK-3159 Miss Distance (Miss Distance) Trend

    SEEDS & STARLINK-3159 Miss Distance (Miss Distance) TrendNot Available

    SEEDSMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3159Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SEEDSCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3159Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SEEDS

    No nearby objects data