Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.404097E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T05:19:57+0800
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    1 Object 1

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

    2 Object 2

    AOE ID 59515
    NORAD ID 59515
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN-35 A STARLINK-31669
    Time of Closest Approach 2026-10-18T14:48:21+0000
    Collision Probability (Pc) 5.404097E-6
    Conjunction Distance (km) 1.327 km
    Relative Speed (km/s) 5.938 km/s
    Conjunction Risk Parameters R (Radial): -0.7 | I (In-track): -1.04 | C (Cross-track): -0.433
    Collision Risk Index (CRI) 0.5
    X Position (km) -710.356 -709.164
    Position Y (km) 5786.804 5786.275
    Position Z (km) -3622.681 -3622.433
    Velocity X (km/s) -7.164 -6.761
    Velocity Y (km/s) -1.948 1.23
    Velocity Z (km/s) -1.707 3.292

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN-35 A STARLINK-31669
    Semimajor Axis (a) 6859.240 km 6861.179 km
    Eccentricity (e) 0.000465 0.000110
    Inclination (i) 34.9986° 43.0024°
    RAAN 222.9340° 146.1419°
    Perigee Argument 33.0581° 266.5292°
    Mean Anomaly (M) 327.0425° 93.5434°
    Apogee 484.290 km 483.797 km
    Perigee 477.916 km 482.287 km
    Orbit Epoch 2026-10-17T06:22:26+0000 2026-10-17T07:38:31+0000

    YAOGAN-35 A & STARLINK-31669 Collision Probability (Pc) Trend

    YAOGAN-35 A & STARLINK-31669 Collision Probability (Pc) TrendNot Available

    YAOGAN-35 A & STARLINK-31669 Miss Distance (Miss Distance) Trend

    YAOGAN-35 A & STARLINK-31669 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN-35 AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31669Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN-35 ACollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31669Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN-35 A

    No nearby objects data