Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.761225E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T12:34:45+0800
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    1 Object 1

    Name KOSEN-1
    AOE ID 49402
    NORAD ID 49402
    Object Type PAYLOAD
    Country
    JP JP
    ← VS →

    2 Object 2

    AOE ID 59506
    NORAD ID 59506
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter KOSEN-1 STARLINK-31524
    Time of Closest Approach 2026-10-13T08:27:09+0000
    Collision Probability (Pc) 3.761225E-6
    Conjunction Distance (km) 1.779 km
    Relative Speed (km/s) 13.765 km/s
    Conjunction Risk Parameters R (Radial): -1.503 | I (In-track): 0.396 | C (Cross-track): -0.863
    Collision Risk Index (CRI) 0.47
    X Position (km) -4570.291 -4571.033
    Position Y (km) 3612.922 3614.503
    Position Z (km) -3625.61 -3625.943
    Velocity X (km/s) 3.821 -5.674
    Velocity Y (km/s) -1.566 -3.882
    Velocity Z (km/s) -6.405 3.287

    Orbital Parameters 国际轨道数据源

    Parameter KOSEN-1 STARLINK-31524
    Semimajor Axis (a) 6859.267 km 6861.176 km
    Eccentricity (e) 0.001424 0.000092
    Inclination (i) 97.3063° 43.0008°
    RAAN 324.8021° 196.4327°
    Perigee Argument 147.9674° 272.7032°
    Mean Anomaly (M) 212.2435° 87.3715°
    Apogee 490.898 km 483.672 km
    Perigee 471.362 km 482.406 km
    Orbit Epoch 2026-10-11T20:57:24+0000 2026-10-11T01:45:00+0000

    KOSEN-1 & STARLINK-31524 Collision Probability (Pc) Trend

    KOSEN-1 & STARLINK-31524 Collision Probability (Pc) TrendNot Available

    KOSEN-1 & STARLINK-31524 Miss Distance (Miss Distance) Trend

    KOSEN-1 & STARLINK-31524 Miss Distance (Miss Distance) TrendNot Available

    KOSEN-1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31524Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    KOSEN-1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31524Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with KOSEN-1

    No nearby objects data