Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.273752E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:12:35+0800
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    1 Object 1

    AOE ID 57452
    NORAD ID 57452
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 64549
    NORAD ID 64549
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN-36 05A UND ROADS 2
    Time of Closest Approach 2026-10-28T22:05:04+0000
    Collision Probability (Pc) 1.273752E-6
    Conjunction Distance (km) 2.915 km
    Relative Speed (km/s) 12.747 km/s
    Conjunction Risk Parameters R (Radial): -0.685 | I (In-track): -1.54 | C (Cross-track): 2.378
    Collision Risk Index (CRI) 0.37
    X Position (km) -3486.339 -3488.278
    Position Y (km) -4670.916 -4670.004
    Position Z (km) -3648.365 -3646.389
    Velocity X (km/s) 5.276 1.447
    Velocity Y (km/s) -5.233 3.893
    Velocity Z (km/s) 1.657 -6.377

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN-36 05A UND ROADS 2
    Semimajor Axis (a) 6874.424 km 6868.158 km
    Eccentricity (e) 0.000208 0.000189
    Inclination (i) 35.0068° 97.4920°
    RAAN 306.9157° 55.8898°
    Perigee Argument 192.0424° 51.3141°
    Mean Anomaly (M) 168.0241° 308.8266°
    Apogee 497.721 km 491.323 km
    Perigee 494.853 km 488.719 km
    Orbit Epoch 2026-10-27T07:03:15+0000 2026-10-26T20:20:50+0000

    YAOGAN-36 05A & UND ROADS 2 Collision Probability (Pc) Trend

    YAOGAN-36 05A & UND ROADS 2 Collision Probability (Pc) TrendNot Available

    YAOGAN-36 05A & UND ROADS 2 Miss Distance (Miss Distance) Trend

    YAOGAN-36 05A & UND ROADS 2 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN-36 05AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    UND ROADS 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN-36 05ACollision Probability Trend

    Object 1 Probability TrendNot Available

    UND ROADS 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN-36 05A

    No nearby objects data