Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    8.118399E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T07:15:15+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 59662
    NORAD ID 59662
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter KOSEN-1 STARLINK-31886
    Time of Closest Approach 2026-10-18T00:51:26+0000
    Collision Probability (Pc) 8.118399E-5
    Conjunction Distance (km) 0.681 km
    Relative Speed (km/s) 12.124 km/s
    Conjunction Risk Parameters R (Radial): -0.669 | I (In-track): -0.082 | C (Cross-track): -0.091
    Collision Risk Index (CRI) 0.73
    X Position (km) 4076.404 4076.81
    Position Y (km) -2957.102 -2957.284
    Position Z (km) 4650.09 4650.605
    Velocity X (km/s) -4.912 4.847
    Velocity Y (km/s) 1.933 5.866
    Velocity Z (km/s) 5.505 -0.517

    Orbital Parameters 国际轨道数据源

    Parameter KOSEN-1 STARLINK-31886
    Semimajor Axis (a) 6858.996 km 6861.167 km
    Eccentricity (e) 0.001460 0.000119
    Inclination (i) 97.3054° 43.0034°
    RAAN 330.1954° 230.7918°
    Perigee Argument 130.0948° 273.6450°
    Mean Anomaly (M) 230.1574° 86.4265°
    Apogee 490.872 km 483.849 km
    Perigee 470.846 km 482.211 km
    Orbit Epoch 2026-10-17T08:57:20+0000 2026-10-17T05:36:34+0000

    KOSEN-1 & STARLINK-31886 Collision Probability (Pc) Trend

    KOSEN-1 & STARLINK-31886 Collision Probability (Pc) TrendNot Available

    KOSEN-1 & STARLINK-31886 Miss Distance (Miss Distance) Trend

    KOSEN-1 & STARLINK-31886 Miss Distance (Miss Distance) TrendNot Available

    KOSEN-1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31886Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    KOSEN-1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31886Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with KOSEN-1

    No nearby objects data