Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.019643E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:55:14+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 55317
    NORAD ID 55317
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter KOSEN-1 STARLINK-5265
    Time of Closest Approach 2026-10-20T16:19:01+0000
    Collision Probability (Pc) 1.019643E-4
    Conjunction Distance (km) 0.662 km
    Relative Speed (km/s) 15.161 km/s
    Conjunction Risk Parameters R (Radial): 0.483 | I (In-track): 0.047 | C (Cross-track): 0.451
    Collision Risk Index (CRI) 0.75
    X Position (km) -6111.236 -6111.862
    Position Y (km) 3097.447 3097.269
    Position Z (km) -295.481 -295.606
    Velocity X (km/s) 0.713 -1.45
    Velocity Y (km/s) 0.726 -2.19
    Velocity Z (km/s) -7.56 7.159

    Orbital Parameters 国际轨道数据源

    Parameter KOSEN-1 STARLINK-5265
    Semimajor Axis (a) 6858.923 km 6855.198 km
    Eccentricity (e) 0.001471 0.000330
    Inclination (i) 97.3064° 69.9998°
    RAAN 331.8653° 157.8071°
    Perigee Argument 124.5989° 270.9849°
    Mean Anomaly (M) 235.6641° 135.4674°
    Apogee 490.879 km 479.322 km
    Perigee 470.693 km 474.800 km
    Orbit Epoch 2026-10-19T01:48:39+0000 2026-10-19T06:00:01+0000

    KOSEN-1 & STARLINK-5265 Collision Probability (Pc) Trend

    KOSEN-1 & STARLINK-5265 Collision Probability (Pc) TrendNot Available

    KOSEN-1 & STARLINK-5265 Miss Distance (Miss Distance) Trend

    KOSEN-1 & STARLINK-5265 Miss Distance (Miss Distance) TrendNot Available

    KOSEN-1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5265Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    KOSEN-1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5265Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with KOSEN-1

    No nearby objects data