Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.078541E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T06:23:36+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 43679
    NORAD ID 43679
    Object Type PAYLOAD
    Country
    JP JP
    ← VS →

    2 Object 2

    AOE ID 58145
    NORAD ID 58145
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARS-AO YAOGAN-39 04C
    Time of Closest Approach 2026-10-16T13:20:41+0000
    Collision Probability (Pc) 1.078541E-5
    Conjunction Distance (km) 1.288 km
    Relative Speed (km/s) 13.954 km/s
    Conjunction Risk Parameters R (Radial): 0.637 | I (In-track): 0.444 | C (Cross-track): 1.028
    Collision Risk Index (CRI) 0.56
    X Position (km) 6018.935 6019.946
    Position Y (km) -3355.732 -3355.201
    Position Z (km) -131.52 -132.115
    Velocity X (km/s) -0.634 3.104
    Velocity Y (km/s) -0.863 5.405
    Velocity Z (km/s) -7.531 4.363

    Orbital Parameters 国际轨道数据源

    Parameter STARS-AO YAOGAN-39 04C
    Semimajor Axis (a) 6889.541 km 6893.496 km
    Eccentricity (e) 0.000339 0.000112
    Inclination (i) 98.0314° 34.9922°
    RAAN 148.4608° 347.6072°
    Perigee Argument 104.7737° 193.5550°
    Mean Anomaly (M) 255.3871° 166.5133°
    Apogee 513.740 km 516.134 km
    Perigee 509.068 km 514.584 km
    Orbit Epoch 2026-10-14T03:36:15+0000 2026-10-14T02:54:26+0000

    STARS-AO & YAOGAN-39 04C Collision Probability (Pc) Trend

    STARS-AO & YAOGAN-39 04C Collision Probability (Pc) TrendNot Available

    STARS-AO & YAOGAN-39 04C Miss Distance (Miss Distance) Trend

    STARS-AO & YAOGAN-39 04C Miss Distance (Miss Distance) TrendNot Available

    STARS-AOMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-39 04CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARS-AOCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-39 04CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARS-AO

    No nearby objects data