Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.254697E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T21:59:13+0800
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    1 Object 1

    AOE ID 33446
    NORAD ID 33446
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 58915
    NORAD ID 58915
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter YAOGAN 4 GEESAT 2-11
    Time of Closest Approach 2026-09-13T14:20:01+0000
    Collision Probability (Pc) 1.254697E-5
    Conjunction Distance (km) 1.209 km
    Relative Speed (km/s) 12.637 km/s
    Conjunction Risk Parameters R (Radial): -0.624 | I (In-track): -0.553 | C (Cross-track): 0.874
    Collision Risk Index (CRI) 0.57
    X Position (km) -4370.019 -4369.349
    Position Y (km) -1475.7 -1474.694
    Position Z (km) -5284.332 -5284.339
    Velocity X (km/s) -5.758 3.474
    Velocity Y (km/s) -0.277 -6.597
    Velocity Z (km/s) 4.84 -1.036

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 4 GEESAT 2-11
    Semimajor Axis (a) 6996.949 km 6996.652 km
    Eccentricity (e) 0.001494 0.001835
    Inclination (i) 97.9322° 50.0008°
    RAAN 187.1997° 315.3033°
    Perigee Argument 145.1176° 83.1088°
    Mean Anomaly (M) 215.1020° 277.1938°
    Apogee 629.267 km 631.356 km
    Perigee 608.357 km 605.674 km
    Orbit Epoch 2026-09-11T07:30:45+0000 2026-09-11T06:12:04+0000

    YAOGAN 4 & GEESAT 2-11 Collision Probability (Pc) Trend

    YAOGAN 4 & GEESAT 2-11 Collision Probability (Pc) TrendNot Available

    YAOGAN 4 & GEESAT 2-11 Miss Distance (Miss Distance) Trend

    YAOGAN 4 & GEESAT 2-11 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GEESAT 2-11Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 4Collision Probability Trend

    Object 1 Probability TrendNot Available

    GEESAT 2-11Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 4

    No nearby objects data