Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.711568E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T05:21:58+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 68865
    NORAD ID 68865
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 4 KUIPER-00353
    Time of Closest Approach 2026-10-25T02:50:13+0000
    Collision Probability (Pc) 1.711568E-6
    Conjunction Distance (km) 2.5 km
    Relative Speed (km/s) 14.168 km/s
    Conjunction Risk Parameters R (Radial): 1.895 | I (In-track): 0.569 | C (Cross-track): 1.528
    Collision Risk Index (CRI) 0.4
    X Position (km) 3090.745 3090.675
    Position Y (km) 4697.661 4700.114
    Position Z (km) 4170.058 4170.526
    Velocity X (km/s) 3.524 -6.428
    Velocity Y (km/s) 2.997 0.776
    Velocity Z (km/s) -5.958 3.878

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 4 KUIPER-00353
    Semimajor Axis (a) 6996.731 km 7007.689 km
    Eccentricity (e) 0.001463 0.000041
    Inclination (i) 97.9387° 51.9009°
    RAAN 229.8871° 25.0259°
    Perigee Argument 15.8604° 81.0499°
    Mean Anomaly (M) 344.3065° 279.0509°
    Apogee 628.827 km 629.837 km
    Perigee 608.361 km 629.267 km
    Orbit Epoch 2026-10-24T06:46:09+0000 2026-10-24T05:32:47+0000

    YAOGAN 4 & KUIPER-00353 Collision Probability (Pc) Trend

    YAOGAN 4 & KUIPER-00353 Collision Probability (Pc) TrendNot Available

    YAOGAN 4 & KUIPER-00353 Miss Distance (Miss Distance) Trend

    YAOGAN 4 & KUIPER-00353 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00353Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 4Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00353Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 4

    No nearby objects data