Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.244858E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T12:51:15+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 58406
    NORAD ID 58406
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter KOSEN-1 STARLINK-30925
    Time of Closest Approach 2026-09-06T13:49:58+0000
    Collision Probability (Pc) 8.244858E-6
    Conjunction Distance (km) 1.401 km
    Relative Speed (km/s) 14.345 km/s
    Conjunction Risk Parameters R (Radial): -0.744 | I (In-track): -0.393 | C (Cross-track): 1.12
    Collision Risk Index (CRI) 0.53
    X Position (km) 2351.949 2350.701
    Position Y (km) -6445.157 -6444.831
    Position Z (km) 123.484 122.938
    Velocity X (km/s) -0.958 5.272
    Velocity Y (km/s) -0.205 1.819
    Velocity Z (km/s) 7.561 -5.201

    Orbital Parameters 国际轨道数据源

    Parameter KOSEN-1 STARLINK-30925
    Semimajor Axis (a) 6860.457 km 6861.100 km
    Eccentricity (e) 0.001152 0.000139
    Inclination (i) 97.3127° 43.0031°
    RAAN 288.3169° 125.3618°
    Perigee Argument 287.9160° 278.3541°
    Mean Anomaly (M) 72.0823° 81.7153°
    Apogee 490.226 km 483.914 km
    Perigee 474.414 km 482.012 km
    Orbit Epoch 2026-09-04T16:14:40+0000 2026-09-04T01:25:26+0000

    KOSEN-1 & STARLINK-30925 Collision Probability (Pc) Trend

    KOSEN-1 & STARLINK-30925 Collision Probability (Pc) TrendNot Available

    KOSEN-1 & STARLINK-30925 Miss Distance (Miss Distance) Trend

    KOSEN-1 & STARLINK-30925 Miss Distance (Miss Distance) TrendNot Available

    KOSEN-1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30925Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    KOSEN-1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30925Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with KOSEN-1

    No nearby objects data