Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.779482E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T08:03:49+0800
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    1 Object 1

    AOE ID 58557
    NORAD ID 58557
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    Name SIGI
    AOE ID 62632
    NORAD ID 62632
    Object Type PAYLOAD
    Country
    DE DE

    Conjunction Constraints

    Parameter YAOGAN-39 05A SIGI
    Time of Closest Approach 2026-10-22T17:42:36+0000
    Collision Probability (Pc) 6.779482E-6
    Conjunction Distance (km) 1.343 km
    Relative Speed (km/s) 8.784 km/s
    Conjunction Risk Parameters R (Radial): 1.102 | I (In-track): 0.627 | C (Cross-track): 0.445
    Collision Risk Index (CRI) 0.52
    X Position (km) 6224.084 6224.758
    Position Y (km) 1251.31 1251.801
    Position Z (km) 2616.771 2617.824
    Velocity X (km/s) -2.656 -2.62
    Velocity Y (km/s) 6.357 -1.608
    Velocity Z (km/s) 3.268 6.972

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN-39 05A SIGI
    Semimajor Axis (a) 6874.576 km 6866.597 km
    Eccentricity (e) 0.000517 0.000231
    Inclination (i) 35.0033° 97.3921°
    RAAN 350.5832° 12.2307°
    Perigee Argument 357.7030° 200.6807°
    Mean Anomaly (M) 2.3661° 159.4338°
    Apogee 499.994 km 490.045 km
    Perigee 492.884 km 486.875 km
    Orbit Epoch 2026-10-20T07:19:25+0000 2026-10-20T12:05:47+0000

    YAOGAN-39 05A & SIGI Collision Probability (Pc) Trend

    YAOGAN-39 05A & SIGI Collision Probability (Pc) TrendNot Available

    YAOGAN-39 05A & SIGI Miss Distance (Miss Distance) Trend

    YAOGAN-39 05A & SIGI Miss Distance (Miss Distance) TrendNot Available

    YAOGAN-39 05AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SIGIMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN-39 05ACollision Probability Trend

    Object 1 Probability TrendNot Available

    SIGICollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN-39 05A

    No nearby objects data