Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.023318E-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 65774
    NORAD ID 65774
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 4 KUIPER-00155
    Time of Closest Approach 2026-10-25T17:38:20+0000
    Collision Probability (Pc) 7.023318E-6
    Conjunction Distance (km) 1.473 km
    Relative Speed (km/s) 14.516 km/s
    Conjunction Risk Parameters R (Radial): -1.354 | I (In-track): 0.145 | C (Cross-track): 0.56
    Collision Risk Index (CRI) 0.52
    X Position (km) 4430.726 4429.43
    Position Y (km) 5147.493 5146.804
    Position Z (km) -1742.106 -1741.986
    Velocity X (km/s) -0.392 -2.701
    Velocity Y (km/s) -2.101 4.224
    Velocity Z (km/s) -7.225 5.634

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 4 KUIPER-00155
    Semimajor Axis (a) 6996.731 km 7007.644 km
    Eccentricity (e) 0.001463 0.000041
    Inclination (i) 97.9387° 51.9018°
    RAAN 229.8871° 67.1531°
    Perigee Argument 15.8604° 124.9604°
    Mean Anomaly (M) 344.3065° 235.1397°
    Apogee 628.827 km 629.793 km
    Perigee 608.361 km 629.221 km
    Orbit Epoch 2026-10-24T06:46:09+0000 2026-10-24T07:41:15+0000

    YAOGAN 4 & KUIPER-00155 Collision Probability (Pc) Trend

    YAOGAN 4 & KUIPER-00155 Collision Probability (Pc) TrendNot Available

    YAOGAN 4 & KUIPER-00155 Miss Distance (Miss Distance) Trend

    YAOGAN 4 & KUIPER-00155 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00155Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 4Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00155Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 4

    No nearby objects data