Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.947149E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T14:06:48+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 49390
    NORAD ID 49390
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59308
    NORAD ID 59308
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN-35 A STARLINK-31485
    Time of Closest Approach 2026-10-20T04:11:51+0000
    Collision Probability (Pc) 4.947149E-4
    Conjunction Distance (km) 0.267 km
    Relative Speed (km/s) 9.476 km/s
    Conjunction Risk Parameters R (Radial): -0.261 | I (In-track): 0.032 | C (Cross-track): -0.035
    Collision Risk Index (CRI) 0.89
    X Position (km) 5560.786 5561.026
    Position Y (km) 3920.295 3920.406
    Position Z (km) -883.343 -883.372
    Velocity X (km/s) -4.075 -2.7
    Velocity Y (km/s) 4.831 4.975
    Velocity Z (km/s) -4.264 5.11

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN-35 A STARLINK-31485
    Semimajor Axis (a) 6859.148 km 6861.170 km
    Eccentricity (e) 0.000441 0.000186
    Inclination (i) 34.9987° 43.0041°
    RAAN 212.1660° 53.1536°
    Perigee Argument 51.3481° 281.4542°
    Mean Anomaly (M) 308.7629° 78.6102°
    Apogee 484.034 km 484.307 km
    Perigee 477.988 km 481.759 km
    Orbit Epoch 2026-10-18T23:08:16+0000 2026-10-18T09:52:30+0000

    YAOGAN-35 A & STARLINK-31485 Collision Probability (Pc) Trend

    YAOGAN-35 A & STARLINK-31485 Collision Probability (Pc) TrendNot Available

    YAOGAN-35 A & STARLINK-31485 Miss Distance (Miss Distance) Trend

    YAOGAN-35 A & STARLINK-31485 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN-35 AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31485Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN-35 ACollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31485Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN-35 A

    No nearby objects data